Fixes doc according to API refactoring

Change-Id: I096b087740b4f6375cd950f75c4787926e626f84
Partially implements: blueprint api-uri-format-change
Fixes bug with unicode data

Closes-bug: #1399648
Change-Id: I5397fddeb5fd04582baa48a31fc957f193330f1d
Merge "Fixes bug with unicode data"
Add backup/restore REST API methods

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

Change-Id: Ib0deea3e183bf6a94cdebf3df19dd7151ee3079b
Partially implements blueprint: backup-restore-api
Merge "Fixes doc according to API refactoring"
Merge "Add backup/restore REST API methods"