Create backlog spec directory for store all specs that been approved but
under any reasons can not be implemented under this release will be
moved to backlog directory, and will be move to any release directory if
it is implemented.
Change-Id: Ib125ab7164ed48bfc3a35d6cab6ce0c69aa06656
Depends-On: Ibc0c77642bb40303606047a54e3e198e7ef5a962
Now we can store all base templates in separate directory and use a link
on these templates instead of copy-pasting it in all new directory.
Change-Id: Ibc0c77642bb40303606047a54e3e198e7ef5a962