Prepare for feature release 4.8.0
Prepare for feature release 4.8.0

MarkEWaite/git-plugin,MarkEWaite/git-plugin,jenkinsci/git-plugin,MarkEWaite/git-plugin,martinda/git-plugin,martinda/git-plugin,martinda/git-plugin,jenkinsci/git-plugin,jenkinsci/git-plugin,jenkinsci/git-plugin,MarkEWaite/git-plugin