* adding support for deployment_key for git_pull addon
* safer usage of bash vars
* fixed $HOME vs ~ typo
* more specific schema for deployment_key_protocol
* adding ssh-client to git pull addon image
* only ...-client package needed
* Pump version to 2.0
* Change key repositorie to repository
Patch bump version
* Change const REPOSITORIE to REPOSITORY
* Correct the key interpolation from /data/options.json
* Pump version for config changes
* Update config