Remove execute permissions from non-executable files

Open-webOS-DCO-1.0-Signed-off-by: Herb Kuta <herb.kuta@lge.com>

Change-Id: Ide1763422c349ba260dd7cd4013578d9c4bb3925
Reviewed-on: https://g2g.palm.com/1900
Reviewed-by: Susan Montooth <susan.montooth@lge.com>
Tested-by: Susan Montooth <susan.montooth@lge.com>