[Android] App restarts after loosing focus

[Button-JC]

Steps to reproduce:

1. Run app
2. Click on modal window from other app or system (Alarms/ on screen messages/ low battery info)
3. Click back to app

Expected results after the bug is fixed
App resumes

Current results, before the bug is fixed
App loads everything again and starts at homepage

Device Info and android version:
Samsung Galaxy Tab 2 10" Android 4.2.2
Motorola Xoom Android 4.1.2

Screens:

1. App running:
   
2. Alarm:
   
3. App reloading after Dismiss of alarm: