Remove contributor count and install count badges
Remove contributor count and install count badges

Not helpful for readers, may hide useful info
jenkinsci/git-plugin,jenkinsci/git-plugin,MarkEWaite/git-plugin,martinda/git-plugin,jenkinsci/git-plugin,martinda/git-plugin,MarkEWaite/git-plugin,martinda/git-plugin,MarkEWaite/git-plugin,MarkEWaite/git-plugin,jenkinsci/git-plugin