Merge pull request #402 from joenoon/jn-refresh2

also need to retain parent during refresh.  maybe other properties also?

Author: aksonov

src/Reducer.js

@@ -34,9 +34,9 @@ function inject(state, action, props, scenes) {
             case POP_ACTION:
                 return {...state, index:state.index-1, children:state.children.slice(0, -1) };
             case REFRESH_ACTION:
-                // use key from state.key to avoid losing the index_ prefix during refresh
-                props.key = state.key;
-                return {...state, ...props};
+                // use key and parent from state to avoid loss during refresh
+                let {key, parent} = state;
+                return {...state, ...props, key, parent};
             case PUSH_ACTION:
                 if (state.children[state.index].sceneKey == action.key && !props.clone){
                     return state;