Remove obsolete branch-alias

composer.json

@@ -1,25 +1,27 @@
 {
-	"name": "silverstripe/spamprotection",
+    "name": "silverstripe/spamprotection",
-	"description": "Spam protection module for SilverStripe.",
+    "description": "Spam protection module for SilverStripe.",
-	"type": "silverstripe-module",
+    "type": "silverstripe-module",
-	"keywords": ["silverstripe", "spamprotection"],
+    "keywords": [
-	"authors": [{
+        "silverstripe",
-		"name": "Saophalkun Ponlu",
+        "spamprotection"
-		"email": "phalkunz@silverstripe.com"
+    ],
-	}, {
+    "authors": [
-		"name": "Will Rossiter",
+        {
-		"email": "will@fullscreen.io"
+            "name": "Saophalkun Ponlu",
-	}],
+            "email": "phalkunz@silverstripe.com"
-	"require": {
+        },
-		"silverstripe/framework": "~3.1"
+        {
-	},
+            "name": "Will Rossiter",
-	"require-dev": {
+            "email": "will@fullscreen.io"
-		"phpunit/PHPUnit": "~3.7@stable"
+        }
-	},
+    ],
-	"extra": {
+    "require": {
-		"branch-alias": {
+        "silverstripe/framework": "~3.1"
-			"dev-master": "2.0.x-dev"
+    },
-		}
+    "require-dev": {
-	},
+        "phpunit/PHPUnit": "~3.7@stable"
-	"license": "BSD-3-Clause"
+    },
-}
+    "extra": [],
+    "license": "BSD-3-Clause"
+}