Create wrappers for the group LunaServiceMainLoop

:Release Notes:
Create C++ wrapper for mainloop

:Detailed Notes:

:Testing Performed:
Unit-tests

:QA Notes:

:Issues Addressed:
[BHV-2975] Create wrappers for the group LunaServiceMainLoop

Open-webOS-DCO-1.0-Signed-off-by: Alexandr Smoktal <alexandr.smoktal@lge.com>

Change-Id: Ib40d7cef30185af3960497f4da10e2c0c401c13d
Reviewed-on: https://g2g.palm.com/5233
Reviewed-by: DCO Verification
Reviewed-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Tested-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>