updated required versions when depending on the Yaml component

fabpot · fabpot · commit 4a834eca951b · 2013-02-08T17:10:51.000+01:00
The API has not changed since 2.0 and won't until 3.0.
diff --git a/composer.json b/composer.json
@@ -19,7 +19,7 @@
         "php": ">=5.3.3"
     },
     "require-dev": {
-        "symfony/yaml": "2.2.*",
+        "symfony/yaml": "~2.0",
         "symfony/config": "2.2.*"
     },
     "suggest": {
