GCS Autofill GCS_YEAR with compile date
Make gcs template added GCS_REVISION_GITHUB tag
GCS Use new version strings and XKCD title on the version dialog
GCS/Added XKCD title to core constants
GCS Version: strip out XKCD title

This doesn't currently work on jenkins
GCS Version: remove XKCD info from dialog

This does not work on jenkins.
GCS Version: use date-hash consistently
Merge pull request #1409 from peabody124/version_dialog

Version dialog