Remove unused funkload code

A couple of unneeded comments are also removed

Change-Id: Icb0597921963d0bee4168c56cf365200d5baa2a5
(WIP) Add backup/restore REST API methods

Add stubs (dummy implementations)
for backup/restore REST API methods

Change-Id: Ib0deea3e183bf6a94cdebf3df19dd7151ee3079b
Blueprint: backup-restore-rest-api