Add branch-alias

split: 64e47dff2d162f1e2b55928efb4b1516732d338e

Author: kylekatarnls

composer.json

@@ -31,6 +31,9 @@
             "Phug\\": ""
         }
     },
-    "bin": [],
-    "suggest": {}
+    "extra": {
+        "branch-alias": {
+            "dev-master": "1.x-dev"
+        }
+    }
 }