Merge remote-tracking branch 'upstream/master' into update-contents
Merge remote-tracking branch 'upstream/master' into update-contents
Implemented: RtContents should be able to update files into the repository. See issue #329.
Removed puzzle.
Restoring RtHooksITCase to original state (previous was picked up from another branch).
Restoring RtHooksITCase to original state (previous was picked up from another branch).
Merged with master.
Added a puzzle for implementing method MkContents.update()
Fixed code style issues.
Merged with upstream/master
Merge pull request #401 from hariso/update-contents

#401: pull request Solved issue #329: RtContents should be able to update files into the repository.