add GitHub Status by @cdeange

Author: Joker

categories/tools.md

@@ -46,6 +46,7 @@ App Name                   | Describe                  | Major Language
 ###G
 App Name                   | Describe                  | Major Language             | Download 
 :------------------------: | :------------------------ | :------------------------: | :------------------------: 
+[GitHub Status](https://github.com/cdeange/github-status) | Simple app to connect to Github's status API http://bit.ly/githubstatus  | Java | [![Get it on Google Play](https://developer.android.com/images/brand/en_app_rgb_wo_45.png)](https://play.google.com/store/apps/details?id=com.deange.githubstatus)  
 [GridWichterle](https://github.com/inmite/android-grid-wichterle) | This app will show grid overlay over whole system which helps you to verify your excellent app design.  | Java | [![Get it on Google Play](https://developer.android.com/images/brand/en_app_rgb_wo_45.png)](https://play.google.com/store/apps/details?id=eu.inmite.android.gridwichterle)  
 
 ###H