Updated branch aliases

- dev-master => 2.1.x-dev
- dev-develop => 2.2.x-dev
- dev-release-3.0.0 => 3.0.x-dev

Author: weierophinney

composer.json

@@ -71,8 +71,9 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "2.0.x-dev",
-            "dev-develop": "2.1.x-dev"
+            "dev-master": "2.1.x-dev",
+            "dev-develop": "2.2.x-dev",
+            "dev-release-3.0.0": "3.0.x-dev"
         }
     },
     "bin": [