* 15712: Added keyboard shortcuts for opening add to album modal and highlighting/selecting an album to add to.
* 15712: Re-factored logic from template code into script. Extracted new album button into separate cmponent.
* 15712: Document new keyboard shortucts now that they work everywhere.
* 15712: Extract some constants/helper functions.
* 15712: Missing comma.
* 15712: Pulled logic out into separate unit testable class.
* 15712: Added a unit test.
* 15712: Move the modal back up to keep the github PR happy.
* 15712: PR feedback - renamed typescript files and switch to class bind directive.
* 15712:Move selection modal into correct package.
* 15712: Better naming of module and files.
