fix(package): update @robotlegsjs/core to version 0.2.0

Author: greenkeeper[bot]

package.json

@@ -65,7 +65,7 @@
   },
   "homepage": "https://github.com/RobotlegsJS/RobotlegsJS-SignalCommandMap#readme",
   "dependencies": {
-    "@robotlegsjs/core": "^0.1.3",
+    "@robotlegsjs/core": "^0.2.0",
     "@robotlegsjs/signals": "^0.2.0"
   },
   "devDependencies": {