Merge branch 'stable-2.14' into stable-2.15
* stable-2.14:
Allow login during readonly
Rename ssh commands from put/delete/get to enable/disable/status
ReadOnlyByHttpIT: Add assertion that REST call worked as expected
Add tests for enabling/disabling read-only mode by SSH command
Remove custom servlet and associated tests
Use RestApiServlet and SSH commands for plugin actions
Allow to switch read only mode on/off
Update bazlets to latest stable-2.14 to use 2.14.11 API
ReadOnly: Use String#equals to compare strings
Format bzl files with buildifier
Update bazlets to latest stable-2.14 to use 2.14.10 API
Update bazlets to latest revision on stable-2.14
Change-Id: I64e45f355a5a963d6b55e71f49076f4b73b31485
