fixed deletedTab bug

Author: rydang

package/package.json

@@ -1,6 +1,6 @@
 {
   "name": "react-time-travel",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "A library that helps debug React by memorizing the state of components with every render.",
   "main": "index.js",
   "repository": {

src/app/reducers/mainReducer.js

@@ -141,6 +141,10 @@ export default (state, action) => produce(state, draft => {
         };
       });
 
+      // only set first tab if current tab is non existent
+      const firstTab = parseInt(Object.keys(payload)[0], 10);
+      draft.currentTab = currentTab === null ? firstTab : currentTab;
+
       break;
     }
     case types.SET_TAB: {