Update php.ini to reflect upstream changes

php/php.ini

@@ -143,7 +143,7 @@
 ;   Development Value: 1000
 ;   Production Value: 1000
 
-; session.hash_bits_per_character
+; session.sid_bits_per_character
 ;   Default Value: 4
 ;   Development Value: 5
 ;   Production Value: 5
@@ -158,11 +158,6 @@
 ;   Development Value: On
 ;   Production Value: Off
 
-; url_rewriter.tags
-;   Default Value: "a=href,area=href,frame=src,form=,fieldset="
-;   Development Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
-;   Production Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
-
 ; variables_order
 ;   Default Value: "EGPCS"
 ;   Development Value: "GPCS"
@@ -244,6 +239,23 @@ output_buffering = 4096
 ; http://php.net/output-handler
 ;output_handler =
 
+; URL rewriter function rewrites URL on the fly by using
+; output buffer. You can set target tags by this configuration.
+; "form" tag is special tag. It will add hidden input tag to pass values.
+; Refer to session.trans_sid_tags for usage.
+; Default Value: "form="
+; Development Value: "form="
+; Production Value: "form="
+;url_rewriter.tags
+
+; URL rewriter will not rewrites absolute URL nor form by default. To enable
+; absolute URL rewrite, allowed hosts must be defined at RUNTIME.
+; Refer to session.trans_sid_hosts for more details.
+; Default Value: ""
+; Development Value: ""
+; Production Value: ""
+;url_rewriter.hosts
+
 ; Transparent output compression using the zlib library
 ; Valid values for this option are 'off', 'on', or a specific buffer size
 ; to be used for compression (default is 4KB)
@@ -285,7 +297,10 @@ unserialize_callback_func =
 ; When floats & doubles are serialized store serialize_precision significant
 ; digits after the floating point. The default value ensures that when floats
 ; are decoded with unserialize, the data will remain the same.
-serialize_precision = 17
+; The value is also used for json_encode when encoding double values.
+; If -1 is used, then dtoa mode 0 is used which automatically select the best
+; precision.
+serialize_precision = -1
 
 ; open_basedir, if set, limits all file operations to the defined directory
 ; and below.  This directive makes most sense if used in a per-directory
@@ -1432,19 +1447,6 @@ session.gc_maxlifetime = 1440
 ; http://php.net/session.referer-check
 session.referer_check =
 
-; How many bytes to read from the file.
-; http://php.net/session.entropy-length
-;session.entropy_length = 32
-
-; Specified here to create the session id.
-; http://php.net/session.entropy-file
-; Defaults to /dev/urandom
-; On systems that don't have /dev/urandom but do have /dev/arandom, this will default to /dev/arandom
-; If neither are found at compile time, the default is no entropy file.
-; On windows, setting the entropy_length setting will activate the
-; Windows random source (using the CryptoAPI)
-;session.entropy_file = /dev/urandom
-
 ; Set to {nocache,private,public,} to determine HTTP caching aspects
 ; or leave this empty to avoid sending anti-caching headers.
 ; http://php.net/session.cache-limiter
@@ -1466,15 +1468,39 @@ session.cache_expire = 180
 ; http://php.net/session.use-trans-sid
 session.use_trans_sid = 0
 
-; Select a hash function for use in generating session ids.
-; Possible Values
-;   0  (MD5 128 bits)
-;   1  (SHA-1 160 bits)
-; This option may also be set to the name of any hash function supported by
-; the hash extension. A list of available hashes is returned by the hash_algos()
-; function.
-; http://php.net/session.hash-function
-session.hash_function = 0
+; Set session ID character length. This value could be between 22 to 256.
+; Shorter length than default is supported only for compatibility reason.
+; Users should use 32 or more chars.
+; http://php.net/session.sid-length
+; Default Value: 32
+; Development Value: 26
+; Production Value: 26
+session.sid_length = 26
+
+; The URL rewriter will look for URLs in a defined set of HTML tags.
+; <form> is special; if you include them here, the rewriter will
+; add a hidden <input> field with the info which is otherwise appended
+; to URLs. <form> tag's action attribute URL will not be modified
+; unless it is specified.
+; Note that all valid entries require a "=", even if no value follows.
+; Default Value: "a=href,area=href,frame=src,form="
+; Development Value: "a=href,area=href,frame=src,form="
+; Production Value: "a=href,area=href,frame=src,form="
+; http://php.net/url-rewriter.tags
+session.trans_sid_tags = "a=href,area=href,frame=src,form="
+
+; URL rewriter does not rewrite absolute URLs by default.
+; To enable rewrites for absolute pathes, target hosts must be specified
+; at RUNTIME. i.e. use ini_set()
+; <form> tags is special. PHP will check action attribute's URL regardless
+; of session.trans_sid_tags setting.
+; If no host is defined, HTTP_HOST will be used for allowed host.
+; Example value: php.net,www.php.net,wiki.php.net
+; Use "," for multiple hosts. No spaces are allowed.
+; Default Value: ""
+; Development Value: ""
+; Production Value: ""
+;session.trans_sid_hosts=""
 
 ; Define how many bits are stored in each character when converting
 ; the binary hash data to something readable.
@@ -1486,18 +1512,7 @@ session.hash_function = 0
 ; Development Value: 5
 ; Production Value: 5
 ; http://php.net/session.hash-bits-per-character
-session.hash_bits_per_character = 5
-
-; The URL rewriter will look for URLs in a defined set of HTML tags.
-; form/fieldset are special; if you include them here, the rewriter will
-; add a hidden <input> field with the info which is otherwise appended
-; to URLs.  If you want XHTML conformity, remove the form entry.
-; Note that all valid entries require a "=", even if no value follows.
-; Default Value: "a=href,area=href,frame=src,form=,fieldset="
-; Development Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
-; Production Value: "a=href,area=href,frame=src,input=src,form=fakeentry"
-; http://php.net/url-rewriter.tags
-url_rewriter.tags = "a=href,area=href,frame=src,input=src,form=fakeentry"
+session.sid_bits_per_character = 5
 
 ; Enable upload progress tracking in $_SESSION
 ; Default Value: On
@@ -1684,7 +1699,7 @@ zend.assertions = -1
 ; a gd image. The warning will then be displayed as notices
 ; disabled by default
 ; http://php.net/gd.jpeg-ignore-warning
-;gd.jpeg_ignore_warning = 0
+;gd.jpeg_ignore_warning = 1
 
 [exif]
 ; Exif UNICODE user comments are handled as UCS-2BE/UCS-2LE and JIS as JIS.
@@ -1882,10 +1897,10 @@ ldap.max_links = -1
 ;opcache.huge_code_pages=1
 
 ; Validate cached file permissions.
-; opcache.validate_permission=0
+;opcache.validate_permission=0
 
 ; Prevent name collisions in chroot'ed environment.
-; opcache.validate_root=0
+;opcache.validate_root=0
 
 [curl]
 ; A default value for the CURLOPT_CAINFO option. This is required to be an