af-main: remove widget versions and fixes for zeus

af-main: remove widget versions and fixes for zeus

This removes the distinction between versions of widgets.

This change can fix issue in starting of applications
due to systemd changes (SPEC-3178)

Includes changes:
 * dee2725 Update .gitreview file
 * 7f53b81 Merge "system setup: Fix settings on /run/user"
 * a855d14 Remove distinction of widget's version
 * 4f88827 Fix homescreen start on yocto/Zeus

Bug-AGL: SPEC-3178
Bug-AGL: SPEC-2538

Change-Id: Ibce8316dd9513ad2f5d6d4f1fbea3119d78d0417
Signed-off-by: José Bollo <jose.bollo@iot.bzh>