Change composer requirements to proper OR

The versions ebfore did not match what was actually wanted, with this fix, it does work.

Author: ChristianRiesen

composer.json

@@ -10,15 +10,15 @@
     "minimum-stability": "stable",
     "require": {
         "php": ">=5.3.0",
-        "symfony/twig-bundle": "~2.1|3.*",
-        "symfony/framework-bundle": "~2.1|3.*",
-        "symfony/finder" : "~2.1|3.*"
+        "symfony/twig-bundle": "~2.1 || ^3.0",
+        "symfony/framework-bundle": "~2.1 || ^3.0",
+        "symfony/finder" : "~2.1 || ^3.0"
     },
     "require-dev" : {
-        "symfony/css-selector": "~2.1|3.*",
-        "symfony/browser-kit": "~2.1|3.*",
-        "symfony/yaml": "~2.1|3.*",
-        "sensio/framework-extra-bundle": "~2.1|3.*"
+        "symfony/css-selector": "~2.1 || ^3.0",
+        "symfony/browser-kit": "~2.1 || ^3.0",
+        "symfony/yaml": "~2.1 || ^3.0",
+        "sensio/framework-extra-bundle": "~2.1 || ^3.0"
     },
     "license": "MIT",
     "autoload": {