webos-image: filecache=61

:Release Notes:
Fix bugs

:Detailed Notes:
submissions/59..submissions/61

389dbb2 Fix typo
7eab766 Fix coverity issues

:Testing Performed:
miniBAT

:QA Notes:

:Issues Addressed:
[GF-53048] Filecache: fix coverity issues
[GF-53059] CCC: filecache=61

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

Change-Id: I43f48d69b5cba468cb1bd4a485c4d1bb1788e7a5
Reviewed-on: https://g2g.palm.com/4055
Reviewed-by: DCO Verification
Build: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Martin Jansa <Martin.Jansa@lge.com>
Reviewed-by: Build Verification
Reviewed-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Tested-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Reviewed-by: Susan Montooth <susan.montooth@lge.com>