Allow ReceiveHook extensions
Add PatchsetHook extensions
Add TicketHook extension
Documentation
Eliminate plugin name, stick with id and description
Documentation
Install sources artifact to Maven and Moxie repositories for ant builds
Upgrade plugin command
Improve plugin dispatcher command help
Update headers
Add ssh command to update the permission for an SSH key
Fix diffstat display for tickets with pending submodule changes
Merged #47 "Fix diffstat display for tickets with pending submodule changes"