move af_readability out of master tree

7 files changed, 0 insertions, 1249 deletions

diff --git a/plugins/af_readability/vendor/psr/http-message/src/MessageInterface.php b/plugins/af_readability/vendor/psr/http-message/src/MessageInterface.php
deleted file mode 100644
index dd46e5ec8..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/MessageInterface.php
+++ /dev/null
@@ -1,187 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * HTTP messages consist of requests from a client to a server and responses
- * from a server to a client. This interface defines the methods common to
- * each.
- *
- * Messages are considered immutable; all methods that might change state MUST
- * be implemented such that they retain the internal state of the current
- * message and return an instance that contains the changed state.
- *
- * @link http://www.ietf.org/rfc/rfc7230.txt
- * @link http://www.ietf.org/rfc/rfc7231.txt
- */
-interface MessageInterface
-{
-    /**
-     * Retrieves the HTTP protocol version as a string.
-     *
-     * The string MUST contain only the HTTP version number (e.g., "1.1", "1.0").
-     *
-     * @return string HTTP protocol version.
-     */
-    public function getProtocolVersion();
-
-    /**
-     * Return an instance with the specified HTTP protocol version.
-     *
-     * The version string MUST contain only the HTTP version number (e.g.,
-     * "1.1", "1.0").
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * new protocol version.
-     *
-     * @param string $version HTTP protocol version
-     * @return static
-     */
-    public function withProtocolVersion($version);
-
-    /**
-     * Retrieves all message header values.
-     *
-     * The keys represent the header name as it will be sent over the wire, and
-     * each value is an array of strings associated with the header.
-     *
-     *     // Represent the headers as a string
-     *     foreach ($message->getHeaders() as $name => $values) {
-     *         echo $name . ": " . implode(", ", $values);
-     *     }
-     *
-     *     // Emit headers iteratively:
-     *     foreach ($message->getHeaders() as $name => $values) {
-     *         foreach ($values as $value) {
-     *             header(sprintf('%s: %s', $name, $value), false);
-     *         }
-     *     }
-     *
-     * While header names are not case-sensitive, getHeaders() will preserve the
-     * exact case in which headers were originally specified.
-     *
-     * @return string[][] Returns an associative array of the message's headers. Each
-     *     key MUST be a header name, and each value MUST be an array of strings
-     *     for that header.
-     */
-    public function getHeaders();
-
-    /**
-     * Checks if a header exists by the given case-insensitive name.
-     *
-     * @param string $name Case-insensitive header field name.
-     * @return bool Returns true if any header names match the given header
-     *     name using a case-insensitive string comparison. Returns false if
-     *     no matching header name is found in the message.
-     */
-    public function hasHeader($name);
-
-    /**
-     * Retrieves a message header value by the given case-insensitive name.
-     *
-     * This method returns an array of all the header values of the given
-     * case-insensitive header name.
-     *
-     * If the header does not appear in the message, this method MUST return an
-     * empty array.
-     *
-     * @param string $name Case-insensitive header field name.
-     * @return string[] An array of string values as provided for the given
-     *    header. If the header does not appear in the message, this method MUST
-     *    return an empty array.
-     */
-    public function getHeader($name);
-
-    /**
-     * Retrieves a comma-separated string of the values for a single header.
-     *
-     * This method returns all of the header values of the given
-     * case-insensitive header name as a string concatenated together using
-     * a comma.
-     *
-     * NOTE: Not all header values may be appropriately represented using
-     * comma concatenation. For such headers, use getHeader() instead
-     * and supply your own delimiter when concatenating.
-     *
-     * If the header does not appear in the message, this method MUST return
-     * an empty string.
-     *
-     * @param string $name Case-insensitive header field name.
-     * @return string A string of values as provided for the given header
-     *    concatenated together using a comma. If the header does not appear in
-     *    the message, this method MUST return an empty string.
-     */
-    public function getHeaderLine($name);
-
-    /**
-     * Return an instance with the provided value replacing the specified header.
-     *
-     * While header names are case-insensitive, the casing of the header will
-     * be preserved by this function, and returned from getHeaders().
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * new and/or updated header and value.
-     *
-     * @param string $name Case-insensitive header field name.
-     * @param string|string[] $value Header value(s).
-     * @return static
-     * @throws \InvalidArgumentException for invalid header names or values.
-     */
-    public function withHeader($name, $value);
-
-    /**
-     * Return an instance with the specified header appended with the given value.
-     *
-     * Existing values for the specified header will be maintained. The new
-     * value(s) will be appended to the existing list. If the header did not
-     * exist previously, it will be added.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * new header and/or value.
-     *
-     * @param string $name Case-insensitive header field name to add.
-     * @param string|string[] $value Header value(s).
-     * @return static
-     * @throws \InvalidArgumentException for invalid header names or values.
-     */
-    public function withAddedHeader($name, $value);
-
-    /**
-     * Return an instance without the specified header.
-     *
-     * Header resolution MUST be done without case-sensitivity.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that removes
-     * the named header.
-     *
-     * @param string $name Case-insensitive header field name to remove.
-     * @return static
-     */
-    public function withoutHeader($name);
-
-    /**
-     * Gets the body of the message.
-     *
-     * @return StreamInterface Returns the body as a stream.
-     */
-    public function getBody();
-
-    /**
-     * Return an instance with the specified message body.
-     *
-     * The body MUST be a StreamInterface object.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return a new instance that has the
-     * new body stream.
-     *
-     * @param StreamInterface $body Body.
-     * @return static
-     * @throws \InvalidArgumentException When the body is not valid.
-     */
-    public function withBody(StreamInterface $body);
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/RequestInterface.php b/plugins/af_readability/vendor/psr/http-message/src/RequestInterface.php
deleted file mode 100644
index a96d4fd63..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/RequestInterface.php
+++ /dev/null
@@ -1,129 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * Representation of an outgoing, client-side request.
- *
- * Per the HTTP specification, this interface includes properties for
- * each of the following:
- *
- * - Protocol version
- * - HTTP method
- * - URI
- * - Headers
- * - Message body
- *
- * During construction, implementations MUST attempt to set the Host header from
- * a provided URI if no Host header is provided.
- *
- * Requests are considered immutable; all methods that might change state MUST
- * be implemented such that they retain the internal state of the current
- * message and return an instance that contains the changed state.
- */
-interface RequestInterface extends MessageInterface
-{
-    /**
-     * Retrieves the message's request target.
-     *
-     * Retrieves the message's request-target either as it will appear (for
-     * clients), as it appeared at request (for servers), or as it was
-     * specified for the instance (see withRequestTarget()).
-     *
-     * In most cases, this will be the origin-form of the composed URI,
-     * unless a value was provided to the concrete implementation (see
-     * withRequestTarget() below).
-     *
-     * If no URI is available, and no request-target has been specifically
-     * provided, this method MUST return the string "/".
-     *
-     * @return string
-     */
-    public function getRequestTarget();
-
-    /**
-     * Return an instance with the specific request-target.
-     *
-     * If the request needs a non-origin-form request-target — e.g., for
-     * specifying an absolute-form, authority-form, or asterisk-form —
-     * this method may be used to create an instance with the specified
-     * request-target, verbatim.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * changed request target.
-     *
-     * @link http://tools.ietf.org/html/rfc7230#section-5.3 (for the various
-     *     request-target forms allowed in request messages)
-     * @param mixed $requestTarget
-     * @return static
-     */
-    public function withRequestTarget($requestTarget);
-
-    /**
-     * Retrieves the HTTP method of the request.
-     *
-     * @return string Returns the request method.
-     */
-    public function getMethod();
-
-    /**
-     * Return an instance with the provided HTTP method.
-     *
-     * While HTTP method names are typically all uppercase characters, HTTP
-     * method names are case-sensitive and thus implementations SHOULD NOT
-     * modify the given string.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * changed request method.
-     *
-     * @param string $method Case-sensitive method.
-     * @return static
-     * @throws \InvalidArgumentException for invalid HTTP methods.
-     */
-    public function withMethod($method);
-
-    /**
-     * Retrieves the URI instance.
-     *
-     * This method MUST return a UriInterface instance.
-     *
-     * @link http://tools.ietf.org/html/rfc3986#section-4.3
-     * @return UriInterface Returns a UriInterface instance
-     *     representing the URI of the request.
-     */
-    public function getUri();
-
-    /**
-     * Returns an instance with the provided URI.
-     *
-     * This method MUST update the Host header of the returned request by
-     * default if the URI contains a host component. If the URI does not
-     * contain a host component, any pre-existing Host header MUST be carried
-     * over to the returned request.
-     *
-     * You can opt-in to preserving the original state of the Host header by
-     * setting `$preserveHost` to `true`. When `$preserveHost` is set to
-     * `true`, this method interacts with the Host header in the following ways:
-     *
-     * - If the Host header is missing or empty, and the new URI contains
-     *   a host component, this method MUST update the Host header in the returned
-     *   request.
-     * - If the Host header is missing or empty, and the new URI does not contain a
-     *   host component, this method MUST NOT update the Host header in the returned
-     *   request.
-     * - If a Host header is present and non-empty, this method MUST NOT update
-     *   the Host header in the returned request.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * new UriInterface instance.
-     *
-     * @link http://tools.ietf.org/html/rfc3986#section-4.3
-     * @param UriInterface $uri New request URI to use.
-     * @param bool $preserveHost Preserve the original state of the Host header.
-     * @return static
-     */
-    public function withUri(UriInterface $uri, $preserveHost = false);
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/ResponseInterface.php b/plugins/af_readability/vendor/psr/http-message/src/ResponseInterface.php
deleted file mode 100644
index c306514e6..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/ResponseInterface.php
+++ /dev/null
@@ -1,68 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * Representation of an outgoing, server-side response.
- *
- * Per the HTTP specification, this interface includes properties for
- * each of the following:
- *
- * - Protocol version
- * - Status code and reason phrase
- * - Headers
- * - Message body
- *
- * Responses are considered immutable; all methods that might change state MUST
- * be implemented such that they retain the internal state of the current
- * message and return an instance that contains the changed state.
- */
-interface ResponseInterface extends MessageInterface
-{
-    /**
-     * Gets the response status code.
-     *
-     * The status code is a 3-digit integer result code of the server's attempt
-     * to understand and satisfy the request.
-     *
-     * @return int Status code.
-     */
-    public function getStatusCode();
-
-    /**
-     * Return an instance with the specified status code and, optionally, reason phrase.
-     *
-     * If no reason phrase is specified, implementations MAY choose to default
-     * to the RFC 7231 or IANA recommended reason phrase for the response's
-     * status code.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated status and reason phrase.
-     *
-     * @link http://tools.ietf.org/html/rfc7231#section-6
-     * @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
-     * @param int $code The 3-digit integer result code to set.
-     * @param string $reasonPhrase The reason phrase to use with the
-     *     provided status code; if none is provided, implementations MAY
-     *     use the defaults as suggested in the HTTP specification.
-     * @return static
-     * @throws \InvalidArgumentException For invalid status code arguments.
-     */
-    public function withStatus($code, $reasonPhrase = '');
-
-    /**
-     * Gets the response reason phrase associated with the status code.
-     *
-     * Because a reason phrase is not a required element in a response
-     * status line, the reason phrase value MAY be null. Implementations MAY
-     * choose to return the default RFC 7231 recommended reason phrase (or those
-     * listed in the IANA HTTP Status Code Registry) for the response's
-     * status code.
-     *
-     * @link http://tools.ietf.org/html/rfc7231#section-6
-     * @link http://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
-     * @return string Reason phrase; must return an empty string if none present.
-     */
-    public function getReasonPhrase();
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/ServerRequestInterface.php b/plugins/af_readability/vendor/psr/http-message/src/ServerRequestInterface.php
deleted file mode 100644
index 02512340a..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/ServerRequestInterface.php
+++ /dev/null
@@ -1,261 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * Representation of an incoming, server-side HTTP request.
- *
- * Per the HTTP specification, this interface includes properties for
- * each of the following:
- *
- * - Protocol version
- * - HTTP method
- * - URI
- * - Headers
- * - Message body
- *
- * Additionally, it encapsulates all data as it has arrived to the
- * application from the CGI and/or PHP environment, including:
- *
- * - The values represented in $_SERVER.
- * - Any cookies provided (generally via $_COOKIE)
- * - Query string arguments (generally via $_GET, or as parsed via parse_str())
- * - Upload files, if any (as represented by $_FILES)
- * - Deserialized body parameters (generally from $_POST)
- *
- * $_SERVER values MUST be treated as immutable, as they represent application
- * state at the time of request; as such, no methods are provided to allow
- * modification of those values. The other values provide such methods, as they
- * can be restored from $_SERVER or the request body, and may need treatment
- * during the application (e.g., body parameters may be deserialized based on
- * content type).
- *
- * Additionally, this interface recognizes the utility of introspecting a
- * request to derive and match additional parameters (e.g., via URI path
- * matching, decrypting cookie values, deserializing non-form-encoded body
- * content, matching authorization headers to users, etc). These parameters
- * are stored in an "attributes" property.
- *
- * Requests are considered immutable; all methods that might change state MUST
- * be implemented such that they retain the internal state of the current
- * message and return an instance that contains the changed state.
- */
-interface ServerRequestInterface extends RequestInterface
-{
-    /**
-     * Retrieve server parameters.
-     *
-     * Retrieves data related to the incoming request environment,
-     * typically derived from PHP's $_SERVER superglobal. The data IS NOT
-     * REQUIRED to originate from $_SERVER.
-     *
-     * @return array
-     */
-    public function getServerParams();
-
-    /**
-     * Retrieve cookies.
-     *
-     * Retrieves cookies sent by the client to the server.
-     *
-     * The data MUST be compatible with the structure of the $_COOKIE
-     * superglobal.
-     *
-     * @return array
-     */
-    public function getCookieParams();
-
-    /**
-     * Return an instance with the specified cookies.
-     *
-     * The data IS NOT REQUIRED to come from the $_COOKIE superglobal, but MUST
-     * be compatible with the structure of $_COOKIE. Typically, this data will
-     * be injected at instantiation.
-     *
-     * This method MUST NOT update the related Cookie header of the request
-     * instance, nor related values in the server params.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated cookie values.
-     *
-     * @param array $cookies Array of key/value pairs representing cookies.
-     * @return static
-     */
-    public function withCookieParams(array $cookies);
-
-    /**
-     * Retrieve query string arguments.
-     *
-     * Retrieves the deserialized query string arguments, if any.
-     *
-     * Note: the query params might not be in sync with the URI or server
-     * params. If you need to ensure you are only getting the original
-     * values, you may need to parse the query string from `getUri()->getQuery()`
-     * or from the `QUERY_STRING` server param.
-     *
-     * @return array
-     */
-    public function getQueryParams();
-
-    /**
-     * Return an instance with the specified query string arguments.
-     *
-     * These values SHOULD remain immutable over the course of the incoming
-     * request. They MAY be injected during instantiation, such as from PHP's
-     * $_GET superglobal, or MAY be derived from some other value such as the
-     * URI. In cases where the arguments are parsed from the URI, the data
-     * MUST be compatible with what PHP's parse_str() would return for
-     * purposes of how duplicate query parameters are handled, and how nested
-     * sets are handled.
-     *
-     * Setting query string arguments MUST NOT change the URI stored by the
-     * request, nor the values in the server params.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated query string arguments.
-     *
-     * @param array $query Array of query string arguments, typically from
-     *     $_GET.
-     * @return static
-     */
-    public function withQueryParams(array $query);
-
-    /**
-     * Retrieve normalized file upload data.
-     *
-     * This method returns upload metadata in a normalized tree, with each leaf
-     * an instance of Psr\Http\Message\UploadedFileInterface.
-     *
-     * These values MAY be prepared from $_FILES or the message body during
-     * instantiation, or MAY be injected via withUploadedFiles().
-     *
-     * @return array An array tree of UploadedFileInterface instances; an empty
-     *     array MUST be returned if no data is present.
-     */
-    public function getUploadedFiles();
-
-    /**
-     * Create a new instance with the specified uploaded files.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated body parameters.
-     *
-     * @param array $uploadedFiles An array tree of UploadedFileInterface instances.
-     * @return static
-     * @throws \InvalidArgumentException if an invalid structure is provided.
-     */
-    public function withUploadedFiles(array $uploadedFiles);
-
-    /**
-     * Retrieve any parameters provided in the request body.
-     *
-     * If the request Content-Type is either application/x-www-form-urlencoded
-     * or multipart/form-data, and the request method is POST, this method MUST
-     * return the contents of $_POST.
-     *
-     * Otherwise, this method may return any results of deserializing
-     * the request body content; as parsing returns structured content, the
-     * potential types MUST be arrays or objects only. A null value indicates
-     * the absence of body content.
-     *
-     * @return null|array|object The deserialized body parameters, if any.
-     *     These will typically be an array or object.
-     */
-    public function getParsedBody();
-
-    /**
-     * Return an instance with the specified body parameters.
-     *
-     * These MAY be injected during instantiation.
-     *
-     * If the request Content-Type is either application/x-www-form-urlencoded
-     * or multipart/form-data, and the request method is POST, use this method
-     * ONLY to inject the contents of $_POST.
-     *
-     * The data IS NOT REQUIRED to come from $_POST, but MUST be the results of
-     * deserializing the request body content. Deserialization/parsing returns
-     * structured data, and, as such, this method ONLY accepts arrays or objects,
-     * or a null value if nothing was available to parse.
-     *
-     * As an example, if content negotiation determines that the request data
-     * is a JSON payload, this method could be used to create a request
-     * instance with the deserialized parameters.
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated body parameters.
-     *
-     * @param null|array|object $data The deserialized body data. This will
-     *     typically be in an array or object.
-     * @return static
-     * @throws \InvalidArgumentException if an unsupported argument type is
-     *     provided.
-     */
-    public function withParsedBody($data);
-
-    /**
-     * Retrieve attributes derived from the request.
-     *
-     * The request "attributes" may be used to allow injection of any
-     * parameters derived from the request: e.g., the results of path
-     * match operations; the results of decrypting cookies; the results of
-     * deserializing non-form-encoded message bodies; etc. Attributes
-     * will be application and request specific, and CAN be mutable.
-     *
-     * @return array Attributes derived from the request.
-     */
-    public function getAttributes();
-
-    /**
-     * Retrieve a single derived request attribute.
-     *
-     * Retrieves a single derived request attribute as described in
-     * getAttributes(). If the attribute has not been previously set, returns
-     * the default value as provided.
-     *
-     * This method obviates the need for a hasAttribute() method, as it allows
-     * specifying a default value to return if the attribute is not found.
-     *
-     * @see getAttributes()
-     * @param string $name The attribute name.
-     * @param mixed $default Default value to return if the attribute does not exist.
-     * @return mixed
-     */
-    public function getAttribute($name, $default = null);
-
-    /**
-     * Return an instance with the specified derived request attribute.
-     *
-     * This method allows setting a single derived request attribute as
-     * described in getAttributes().
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that has the
-     * updated attribute.
-     *
-     * @see getAttributes()
-     * @param string $name The attribute name.
-     * @param mixed $value The value of the attribute.
-     * @return static
-     */
-    public function withAttribute($name, $value);
-
-    /**
-     * Return an instance that removes the specified derived request attribute.
-     *
-     * This method allows removing a single derived request attribute as
-     * described in getAttributes().
-     *
-     * This method MUST be implemented in such a way as to retain the
-     * immutability of the message, and MUST return an instance that removes
-     * the attribute.
-     *
-     * @see getAttributes()
-     * @param string $name The attribute name.
-     * @return static
-     */
-    public function withoutAttribute($name);
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/StreamInterface.php b/plugins/af_readability/vendor/psr/http-message/src/StreamInterface.php
deleted file mode 100644
index f68f39126..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/StreamInterface.php
+++ /dev/null
@@ -1,158 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * Describes a data stream.
- *
- * Typically, an instance will wrap a PHP stream; this interface provides
- * a wrapper around the most common operations, including serialization of
- * the entire stream to a string.
- */
-interface StreamInterface
-{
-    /**
-     * Reads all data from the stream into a string, from the beginning to end.
-     *
-     * This method MUST attempt to seek to the beginning of the stream before
-     * reading data and read the stream until the end is reached.
-     *
-     * Warning: This could attempt to load a large amount of data into memory.
-     *
-     * This method MUST NOT raise an exception in order to conform with PHP's
-     * string casting operations.
-     *
-     * @see http://php.net/manual/en/language.oop5.magic.php#object.tostring
-     * @return string
-     */
-    public function __toString();
-
-    /**
-     * Closes the stream and any underlying resources.
-     *
-     * @return void
-     */
-    public function close();
-
-    /**
-     * Separates any underlying resources from the stream.
-     *
-     * After the stream has been detached, the stream is in an unusable state.
-     *
-     * @return resource|null Underlying PHP stream, if any
-     */
-    public function detach();
-
-    /**
-     * Get the size of the stream if known.
-     *
-     * @return int|null Returns the size in bytes if known, or null if unknown.
-     */
-    public function getSize();
-
-    /**
-     * Returns the current position of the file read/write pointer
-     *
-     * @return int Position of the file pointer
-     * @throws \RuntimeException on error.
-     */
-    public function tell();
-
-    /**
-     * Returns true if the stream is at the end of the stream.
-     *
-     * @return bool
-     */
-    public function eof();
-
-    /**
-     * Returns whether or not the stream is seekable.
-     *
-     * @return bool
-     */
-    public function isSeekable();
-
-    /**
-     * Seek to a position in the stream.
-     *
-     * @link http://www.php.net/manual/en/function.fseek.php
-     * @param int $offset Stream offset
-     * @param int $whence Specifies how the cursor position will be calculated
-     *     based on the seek offset. Valid values are identical to the built-in
-     *     PHP $whence values for `fseek()`.  SEEK_SET: Set position equal to
-     *     offset bytes SEEK_CUR: Set position to current location plus offset
-     *     SEEK_END: Set position to end-of-stream plus offset.
-     * @throws \RuntimeException on failure.
-     */
-    public function seek($offset, $whence = SEEK_SET);
-
-    /**
-     * Seek to the beginning of the stream.
-     *
-     * If the stream is not seekable, this method will raise an exception;
-     * otherwise, it will perform a seek(0).
-     *
-     * @see seek()
-     * @link http://www.php.net/manual/en/function.fseek.php
-     * @throws \RuntimeException on failure.
-     */
-    public function rewind();
-
-    /**
-     * Returns whether or not the stream is writable.
-     *
-     * @return bool
-     */
-    public function isWritable();
-
-    /**
-     * Write data to the stream.
-     *
-     * @param string $string The string that is to be written.
-     * @return int Returns the number of bytes written to the stream.
-     * @throws \RuntimeException on failure.
-     */
-    public function write($string);
-
-    /**
-     * Returns whether or not the stream is readable.
-     *
-     * @return bool
-     */
-    public function isReadable();
-
-    /**
-     * Read data from the stream.
-     *
-     * @param int $length Read up to $length bytes from the object and return
-     *     them. Fewer than $length bytes may be returned if underlying stream
-     *     call returns fewer bytes.
-     * @return string Returns the data read from the stream, or an empty string
-     *     if no bytes are available.
-     * @throws \RuntimeException if an error occurs.
-     */
-    public function read($length);
-
-    /**
-     * Returns the remaining contents in a string
-     *
-     * @return string
-     * @throws \RuntimeException if unable to read or an error occurs while
-     *     reading.
-     */
-    public function getContents();
-
-    /**
-     * Get stream metadata as an associative array or retrieve a specific key.
-     *
-     * The keys returned are identical to the keys returned from PHP's
-     * stream_get_meta_data() function.
-     *
-     * @link http://php.net/manual/en/function.stream-get-meta-data.php
-     * @param string $key Specific metadata to retrieve.
-     * @return array|mixed|null Returns an associative array if no key is
-     *     provided. Returns a specific key value if a key is provided and the
-     *     value is found, or null if the key is not found.
-     */
-    public function getMetadata($key = null);
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/UploadedFileInterface.php b/plugins/af_readability/vendor/psr/http-message/src/UploadedFileInterface.php
deleted file mode 100644
index f8a6901e0..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/UploadedFileInterface.php
+++ /dev/null
@@ -1,123 +0,0 @@
-<?php
-
-namespace Psr\Http\Message;
-
-/**
- * Value object representing a file uploaded through an HTTP request.
- *
- * Instances of this interface are considered immutable; all methods that
- * might change state MUST be implemented such that they retain the internal
- * state of the current instance and return an instance that contains the
- * changed state.
- */
-interface UploadedFileInterface
-{
-    /**
-     * Retrieve a stream representing the uploaded file.
-     *
-     * This method MUST return a StreamInterface instance, representing the
-     * uploaded file. The purpose of this method is to allow utilizing native PHP
-     * stream functionality to manipulate the file upload, such as
-     * stream_copy_to_stream() (though the result will need to be decorated in a
-     * native PHP stream wrapper to work with such functions).
-     *
-     * If the moveTo() method has been called previously, this method MUST raise
-     * an exception.
-     *
-     * @return StreamInterface Stream representation of the uploaded file.
-     * @throws \RuntimeException in cases when no stream is available or can be
-     *     created.
-     */
-    public function getStream();
-
-    /**
-     * Move the uploaded file to a new location.
-     *
-     * Use this method as an alternative to move_uploaded_file(). This method is
-     * guaranteed to work in both SAPI and non-SAPI environments.
-     * Implementations must determine which environment they are in, and use the
-     * appropriate method (move_uploaded_file(), rename(), or a stream
-     * operation) to perform the operation.
-     *
-     * $targetPath may be an absolute path, or a relative path. If it is a
-     * relative path, resolution should be the same as used by PHP's rename()
-     * function.
-     *
-     * The original file or stream MUST be removed on completion.
-     *
-     * If this method is called more than once, any subsequent calls MUST raise
-     * an exception.
-     *
-     * When used in an SAPI environment where $_FILES is populated, when writing
-     * files via moveTo(), is_uploaded_file() and move_uploaded_file() SHOULD be
-     * used to ensure permissions and upload status are verified correctly.
-     *
-     * If you wish to move to a stream, use getStream(), as SAPI operations
-     * cannot guarantee writing to stream destinations.
-     *
-     * @see http://php.net/is_uploaded_file
-     * @see http://php.net/move_uploaded_file
-     * @param string $targetPath Path to which to move the uploaded file.
-     * @throws \InvalidArgumentException if the $targetPath specified is invalid.
-     * @throws \RuntimeException on any error during the move operation, or on
-     *     the second or subsequent call to the method.
-     */
-    public function moveTo($targetPath);
-    
-    /**
-     * Retrieve the file size.
-     *
-     * Implementations SHOULD return the value stored in the "size" key of
-     * the file in the $_FILES array if available, as PHP calculates this based
-     * on the actual size transmitted.
-     *
-     * @return int|null The file size in bytes or null if unknown.
-     */
-    public function getSize();
-    
-    /**
-     * Retrieve the error associated with the uploaded file.
-     *
-     * The return value MUST be one of PHP's UPLOAD_ERR_XXX constants.
-     *
-     * If the file was uploaded successfully, this method MUST return
-     * UPLOAD_ERR_OK.
-     *
-     * Implementations SHOULD return the value stored in the "error" key of
-     * the file in the $_FILES array.
-     *
-     * @see http://php.net/manual/en/features.file-upload.errors.php
-     * @return int One of PHP's UPLOAD_ERR_XXX constants.
-     */
-    public function getError();
-    
-    /**
-     * Retrieve the filename sent by the client.
-     *
-     * Do not trust the value returned by this method. A client could send
-     * a malicious filename with the intention to corrupt or hack your
-     * application.
-     *
-     * Implementations SHOULD return the value stored in the "name" key of
-     * the file in the $_FILES array.
-     *
-     * @return string|null The filename sent by the client or null if none
-     *     was provided.
-     */
-    public function getClientFilename();
-    
-    /**
-     * Retrieve the media type sent by the client.
-     *
-     * Do not trust the value returned by this method. A client could send
-     * a malicious media type with the intention to corrupt or hack your
-     * application.
-     *
-     * Implementations SHOULD return the value stored in the "type" key of
-     * the file in the $_FILES array.
-     *
-     * @return string|null The media type sent by the client or null if none
-     *     was provided.
-     */
-    public function getClientMediaType();
-}
diff --git a/plugins/af_readability/vendor/psr/http-message/src/UriInterface.php b/plugins/af_readability/vendor/psr/http-message/src/UriInterface.php
deleted file mode 100644
index 9d7ab9eae..000000000
--- a/plugins/af_readability/vendor/psr/http-message/src/UriInterface.php
+++ /dev/null
@@ -1,323 +0,0 @@
-<?php
-namespace Psr\Http\Message;
-
-/**
- * Value object representing a URI.
- *
- * This interface is meant to represent URIs according to RFC 3986 and to
- * provide methods for most common operations. Additional functionality for
- * working with URIs can be provided on top of the interface or externally.
- * Its primary use is for HTTP requests, but may also be used in other
- * contexts.
- *
- * Instances of this interface are considered immutable; all methods that
- * might change state MUST be implemented such that they retain the internal
- * state of the current instance and return an instance that contains the
- * changed state.
- *
- * Typically the Host header will be also be present in the request message.
- * For server-side requests, the scheme will typically be discoverable in the
- * server parameters.
- *
- * @link http://tools.ietf.org/html/rfc3986 (the URI specification)
- */
-interface UriInterface
-{
-    /**
-     * Retrieve the scheme component of the URI.
-     *
-     * If no scheme is present, this method MUST return an empty string.
-     *
-     * The value returned MUST be normalized to lowercase, per RFC 3986
-     * Section 3.1.
-     *
-     * The trailing ":" character is not part of the scheme and MUST NOT be
-     * added.
-     *
-     * @see https://tools.ietf.org/html/rfc3986#section-3.1
-     * @return string The URI scheme.
-     */
-    public function getScheme();
-
-    /**
-     * Retrieve the authority component of the URI.
-     *
-     * If no authority information is present, this method MUST return an empty
-     * string.
-     *
-     * The authority syntax of the URI is:
-     *
-     * <pre>
-     * [user-info@]host[:port]
-     * </pre>
-     *
-     * If the port component is not set or is the standard port for the current
-     * scheme, it SHOULD NOT be included.
-     *
-     * @see https://tools.ietf.org/html/rfc3986#section-3.2
-     * @return string The URI authority, in "[user-info@]host[:port]" format.
-     */
-    public function getAuthority();
-
-    /**
-     * Retrieve the user information component of the URI.
-     *
-     * If no user information is present, this method MUST return an empty
-     * string.
-     *
-     * If a user is present in the URI, this will return that value;
-     * additionally, if the password is also present, it will be appended to the
-     * user value, with a colon (":") separating the values.
-     *
-     * The trailing "@" character is not part of the user information and MUST
-     * NOT be added.
-     *
-     * @return string The URI user information, in "username[:password]" format.
-     */
-    public function getUserInfo();
-
-    /**
-     * Retrieve the host component of the URI.
-     *
-     * If no host is present, this method MUST return an empty string.
-     *
-     * The value returned MUST be normalized to lowercase, per RFC 3986
-     * Section 3.2.2.
-     *
-     * @see http://tools.ietf.org/html/rfc3986#section-3.2.2
-     * @return string The URI host.
-     */
-    public function getHost();
-
-    /**
-     * Retrieve the port component of the URI.
-     *
-     * If a port is present, and it is non-standard for the current scheme,
-     * this method MUST return it as an integer. If the port is the standard port
-     * used with the current scheme, this method SHOULD return null.
-     *
-     * If no port is present, and no scheme is present, this method MUST return
-     * a null value.
-     *
-     * If no port is present, but a scheme is present, this method MAY return
-     * the standard port for that scheme, but SHOULD return null.
-     *
-     * @return null|int The URI port.
-     */
-    public function getPort();
-
-    /**
-     * Retrieve the path component of the URI.
-     *
-     * The path can either be empty or absolute (starting with a slash) or
-     * rootless (not starting with a slash). Implementations MUST support all
-     * three syntaxes.
-     *
-     * Normally, the empty path "" and absolute path "/" are considered equal as
-     * defined in RFC 7230 Section 2.7.3. But this method MUST NOT automatically
-     * do this normalization because in contexts with a trimmed base path, e.g.
-     * the front controller, this difference becomes significant. It's the task
-     * of the user to handle both "" and "/".
-     *
-     * The value returned MUST be percent-encoded, but MUST NOT double-encode
-     * any characters. To determine what characters to encode, please refer to
-     * RFC 3986, Sections 2 and 3.3.
-     *
-     * As an example, if the value should include a slash ("/") not intended as
-     * delimiter between path segments, that value MUST be passed in encoded
-     * form (e.g., "%2F") to the instance.
-     *
-     * @see https://tools.ietf.org/html/rfc3986#section-2
-     * @see https://tools.ietf.org/html/rfc3986#section-3.3
-     * @return string The URI path.
-     */
-    public function getPath();
-
-    /**
-     * Retrieve the query string of the URI.
-     *
-     * If no query string is present, this method MUST return an empty string.
-     *
-     * The leading "?" character is not part of the query and MUST NOT be
-     * added.
-     *
-     * The value returned MUST be percent-encoded, but MUST NOT double-encode
-     * any characters. To determine what characters to encode, please refer to
-     * RFC 3986, Sections 2 and 3.4.
-     *
-     * As an example, if a value in a key/value pair of the query string should
-     * include an ampersand ("&") not intended as a delimiter between values,
-     * that value MUST be passed in encoded form (e.g., "%26") to the instance.
-     *
-     * @see https://tools.ietf.org/html/rfc3986#section-2
-     * @see https://tools.ietf.org/html/rfc3986#section-3.4
-     * @return string The URI query string.
-     */
-    public function getQuery();
-
-    /**
-     * Retrieve the fragment component of the URI.
-     *
-     * If no fragment is present, this method MUST return an empty string.
-     *
-     * The leading "#" character is not part of the fragment and MUST NOT be
-     * added.
-     *
-     * The value returned MUST be percent-encoded, but MUST NOT double-encode
-     * any characters. To determine what characters to encode, please refer to
-     * RFC 3986, Sections 2 and 3.5.
-     *
-     * @see https://tools.ietf.org/html/rfc3986#section-2
-     * @see https://tools.ietf.org/html/rfc3986#section-3.5
-     * @return string The URI fragment.
-     */
-    public function getFragment();
-
-    /**
-     * Return an instance with the specified scheme.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified scheme.
-     *
-     * Implementations MUST support the schemes "http" and "https" case
-     * insensitively, and MAY accommodate other schemes if required.
-     *
-     * An empty scheme is equivalent to removing the scheme.
-     *
-     * @param string $scheme The scheme to use with the new instance.
-     * @return static A new instance with the specified scheme.
-     * @throws \InvalidArgumentException for invalid or unsupported schemes.
-     */
-    public function withScheme($scheme);
-
-    /**
-     * Return an instance with the specified user information.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified user information.
-     *
-     * Password is optional, but the user information MUST include the
-     * user; an empty string for the user is equivalent to removing user
-     * information.
-     *
-     * @param string $user The user name to use for authority.
-     * @param null|string $password The password associated with $user.
-     * @return static A new instance with the specified user information.
-     */
-    public function withUserInfo($user, $password = null);
-
-    /**
-     * Return an instance with the specified host.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified host.
-     *
-     * An empty host value is equivalent to removing the host.
-     *
-     * @param string $host The hostname to use with the new instance.
-     * @return static A new instance with the specified host.
-     * @throws \InvalidArgumentException for invalid hostnames.
-     */
-    public function withHost($host);
-
-    /**
-     * Return an instance with the specified port.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified port.
-     *
-     * Implementations MUST raise an exception for ports outside the
-     * established TCP and UDP port ranges.
-     *
-     * A null value provided for the port is equivalent to removing the port
-     * information.
-     *
-     * @param null|int $port The port to use with the new instance; a null value
-     *     removes the port information.
-     * @return static A new instance with the specified port.
-     * @throws \InvalidArgumentException for invalid ports.
-     */
-    public function withPort($port);
-
-    /**
-     * Return an instance with the specified path.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified path.
-     *
-     * The path can either be empty or absolute (starting with a slash) or
-     * rootless (not starting with a slash). Implementations MUST support all
-     * three syntaxes.
-     *
-     * If the path is intended to be domain-relative rather than path relative then
-     * it must begin with a slash ("/"). Paths not starting with a slash ("/")
-     * are assumed to be relative to some base path known to the application or
-     * consumer.
-     *
-     * Users can provide both encoded and decoded path characters.
-     * Implementations ensure the correct encoding as outlined in getPath().
-     *
-     * @param string $path The path to use with the new instance.
-     * @return static A new instance with the specified path.
-     * @throws \InvalidArgumentException for invalid paths.
-     */
-    public function withPath($path);
-
-    /**
-     * Return an instance with the specified query string.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified query string.
-     *
-     * Users can provide both encoded and decoded query characters.
-     * Implementations ensure the correct encoding as outlined in getQuery().
-     *
-     * An empty query string value is equivalent to removing the query string.
-     *
-     * @param string $query The query string to use with the new instance.
-     * @return static A new instance with the specified query string.
-     * @throws \InvalidArgumentException for invalid query strings.
-     */
-    public function withQuery($query);
-
-    /**
-     * Return an instance with the specified URI fragment.
-     *
-     * This method MUST retain the state of the current instance, and return
-     * an instance that contains the specified URI fragment.
-     *
-     * Users can provide both encoded and decoded fragment characters.
-     * Implementations ensure the correct encoding as outlined in getFragment().
-     *
-     * An empty fragment value is equivalent to removing the fragment.
-     *
-     * @param string $fragment The fragment to use with the new instance.
-     * @return static A new instance with the specified fragment.
-     */
-    public function withFragment($fragment);
-
-    /**
-     * Return the string representation as a URI reference.
-     *
-     * Depending on which components of the URI are present, the resulting
-     * string is either a full URI or relative reference according to RFC 3986,
-     * Section 4.1. The method concatenates the various components of the URI,
-     * using the appropriate delimiters:
-     *
-     * - If a scheme is present, it MUST be suffixed by ":".
-     * - If an authority is present, it MUST be prefixed by "//".
-     * - The path can be concatenated without delimiters. But there are two
-     *   cases where the path has to be adjusted to make the URI reference
-     *   valid as PHP does not allow to throw an exception in __toString():
-     *     - If the path is rootless and an authority is present, the path MUST
-     *       be prefixed by "/".
-     *     - If the path is starting with more than one "/" and no authority is
-     *       present, the starting slashes MUST be reduced to one.
-     * - If a query is present, it MUST be prefixed by "?".
-     * - If a fragment is present, it MUST be prefixed by "#".
-     *
-     * @see http://tools.ietf.org/html/rfc3986#section-4.1
-     * @return string
-     */
-    public function __toString();
-}