Revert "Force users to register categories with leading slash"

This reverts commit 3987ca935b24532131a89b8b5cb5f89b603f4664.

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

Change-Id: Id70fb27edde3d9263a80a0839158c117d1f79c40
Reviewed-on: https://g2g.palm.com/5835
Reviewed-by: DCO Verification
Reviewed-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Tested-by: Alexandr Smoktal <alexandr.smoktal@lge.com>
Reviewed-by: Alekseyev Oleksandr <alekseyev.oleksandr@lge.com>
Reviewed-by: Anatolii Sakhnik <anatolii.sakhnik@lge.com>