Popup removal 2

[Issue#]       N/A
[Bug]          Code to be cleaned up
[Cause]        N/A
[Solution]     N/A
[Verification] Build repo. Cp widget to /opt/usr/media/. Run installation for myfiles application. Installation should not involves popups (besides first question Install?, which is not wrt popup).
 Check successfull installation. No UI should be showed. Uninstall widget from settings/task manager. Check if widget was correctly removed with wrt-aluncher listing.

Change-Id: I63e2f892327f34ad8c59b986bcab7b10e5001116