Merge branch 'preg-explode-madness' of https://github.com/elazar/zf2 into hotfix/http-header-improvements

Author: weierophinney

src/Headers.php

@@ -45,7 +45,7 @@ public static function fromString($string)
         $current = array();
 
         // iterate the header lines, some might be continuations
-        foreach (preg_split('#\r\n#', $string) as $line) {
+        foreach (explode("\r\n", $string) as $line) {
 
             // check if a header name is present
             if (preg_match('/^(?P<name>[^()><@,;:\"\\/\[\]?=}{ \t]+):.*$/', $line, $matches)) {

src/Request.php

@@ -86,7 +86,7 @@ public static function fromString($string)
     {
         $request = new static();
 
-        $lines = preg_split('/\r\n/', $string);
+        $lines = explode("\r\n", $string);
 
         // first line must be Method/Uri/Version string
         $matches = null;

src/Response.php

@@ -175,9 +175,9 @@ class Response extends Message implements ResponseDescription
      */
     public static function fromString($string)
     {
-        $lines = preg_split('/\r\n/', $string);
+        $lines = explode("\r\n", $string);
         if (!is_array($lines) || count($lines)==1) {
-            $lines = preg_split ('/\n/',$string);
+            $lines = explode("\n",$string);
         }
 
         $firstLine = array_shift($lines);