Update README.md

Author: GitEliteNovice

README.md

@@ -2,9 +2,9 @@
 
  [![API](https://img.shields.io/badge/API-15%2B-red.svg)](https://android-arsenal.com/api?level=15) [![Android Arsenal]( https://img.shields.io/badge/Android%20Arsenal-BottomNavigation-green.svg?style=flat )]( https://android-arsenal.com/details/1/7815 ) [![Twitter URL](https://img.shields.io/twitter/url/https/twitter.com/fold_left.svg?style=social&label=Follow%20%40elite_novice)](https://twitter.com/elite_novice) [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://GitHub.com/Naereen/StrapDown.js/graphs/commit-activity) [![Ask Me Anything !](https://img.shields.io/badge/Ask%20me-anything-1abc9c.svg)](https://GitHub.com/Naereen/ama) [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com) [![ForTheBadge built-with-love](http://ForTheBadge.com/images/badges/built-with-love.svg)](https://GitHub.com/Naereen/)
 
-## How this is helpful ?
+## How this is helpful for you?
 This example demonstrates  how to keeps a history of previous tabs so that when the current tab's stack is exhausted the system back button will navigate to the previously selected tab.
-If you want to switch between fragments with botttomnavigation view, without losing fragments state and along with if you want to maintain backstack of fragments.Then this example is for you.
+If you want to switch between fragments with botttomnavigation view, without losing fragments state and along with if you want to maintain backstack of fragments. Then this example is for you.
 
 
 **Note:-This example handles backstack and even app restores when after killed by Android System, all backstacks are preserved.