Don't show 'Filter by labels' text if there are no labels
Don't show project search form if there are no projects
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Added update and delete_attachment actions to note controller
Prevent 'toplevel constant SnippetsController referenced by Project::SnippetsController' warning
Ability to edit comments
Authorize user on note update
Removed before_filter as authentication is done within update method
Changed 'javascript:;' links to '#'
Add editable notes feature
Merge pull request #4440 from jackbot/editable-notes

Editable notes