am f2b544f5: am 337b0873: docs: update backup guide and bmgr tool elaborate the guide to testing a backup agent and add links between the docs

Merge commit 'f2b544f5ae7676f7ab4cdf3379b2ed3c60a65def' into gingerbread-plus-aosp

* commit 'f2b544f5ae7676f7ab4cdf3379b2ed3c60a65def':
  docs: update backup guide and bmgr tool
tree: 73b96c2d96365d507b570fcf2a67f113ba196eda
  1. awt/
  2. camera/
  3. cmds/
  4. include/
  5. libs/
  6. opengl/
  7. vpn/
  8. MODULE_LICENSE_APACHE2
  9. NOTICE