Removing idea & adding dev-master alias

.gitignore

@@ -0,0 +1 @@
+/.idea

composer.json

@@ -17,5 +17,10 @@
       "Elastica": "lib/Elastica",
       "Elasticsearch": "lib/Elasticsearch"
     }
+  },
+  "extra": {
+    "branch-alias": {
+      "dev-master": "master"
+    }
   }
 }