added static getter to determine if this plugin can be loaded by homecontrol

ControlBase.js

@@ -17,6 +17,10 @@ class HCControlBase extends EventEmitter {
 		this._name = this._configuration.name;
 	}
 
+	static get _is_homecontrol_control() {
+		return true;
+	}
+
 	get state() {
 		return this._state.clone();
 	}

package.json

@@ -1,6 +1,6 @@
 {
   "name": "homecontrol-control-base",
-  "version": "1.2.0",
+  "version": "1.3.0",
   "description": "Base class which all hc-controls inherit from",
   "main": "index.js",
   "scripts": {