A better git revision tagging scheme.  This marks the file manifest properly via shell.rc.  This method only tags with the 7 digit revision hash and does not use any git tag information.

Here is an example of what will in title of server console window:
CasparCG Server 2.0.4.0f063d7 STABLE
Merge pull request #89 from CasparCG/feature_gitrev2

A better git revision tagging scheme.
Merge branch 'master' of https://github.com/CasparCG/Server into 4k-support