Resolves #139 Trigger for automations

lib/entity_widgets/state/button_state.dart

@@ -1,27 +0,0 @@
-part of '../../main.dart';
-
-class ButtonStateWidget extends StatelessWidget {
-
-  void _setNewState(Entity entity) {
-    eventBus.fire(new ServiceCallEvent(entity.domain, "turn_on", entity.entityId, null));
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    final entityModel = EntityModel.of(context);
-    return SizedBox(
-      height: 34.0,
-      child: FlatButton(
-        onPressed: (() {
-          _setNewState(entityModel.entityWrapper.entity);
-        }),
-        child: Text(
-          "EXECUTE",
-          textAlign: TextAlign.right,
-          style:
-          new TextStyle(fontSize: Sizes.stateFontSize, color: Colors.blue),
-        ),
-      )
-    );
-  }
-}