Update required PHP version to 5.3.3 as Symfony 2.1

.travis.yml

@@ -32,7 +32,7 @@ notifications:
     use_notice: true
 
 php:
-  - 5.3.2
+  - 5.3.3
   - 5.3
   - 5.4
 

composer.json

@@ -2,7 +2,7 @@
   "name": "phraseanet/phraseanet",
   "description": "Phraseanet",
   "require": {
-    "php": ">=5.3.2",
+    "php": ">=5.3.3",
     "twig/twig": "1.8.*",
     "twig/extensions": "master",
     "doctrine/orm": "2.2.2",

lib/classes/setup.class.php

@@ -488,10 +488,10 @@ class setup
          */
         public static function check_php_version()
         {
-            $version_ok = version_compare(PHP_VERSION, '5.3.2', '>');
+            $version_ok = version_compare(PHP_VERSION, '5.3.3', '>');
             if ( ! $version_ok) {
                 $message = sprintf(
-                    'Wrong PHP version : % ; PHP >= 5.3.2 required'
+                    'Wrong PHP version : % ; PHP >= 5.3.3 required'
                     , PHP_VERSION
                 );
             } else {