Added a couple of mime types so that corresponding files can be viewed in the browser.

Added a simple (and not perfect) CodeRay scanner for php.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1070 e93f8b46-1217-0410-a6f0-8f06a7374b81

vendor/plugins/coderay-0.7.6.227/lib/coderay/helpers/file_type.rb

@@ -88,6 +88,10 @@ module FileType
     'xml' => :xml,
     'htm' => :html,
     'html' => :html,
+    'php' => :php,
+    'php3' => :php,
+    'php4' => :php,
+    'php5' => :php,
     'xhtml' => :xhtml,
     'raydebug' => :debug,
     'rhtml' => :rhtml,