[#877] - add GitPython's new dependencies
[#877] - add GitPython's new dependencies

apache/allura,lym/allura-git,Bitergia/allura,Bitergia/allura,apache/incubator-allura,heiths/allura,apache/incubator-allura,apache/allura,heiths/allura,heiths/allura,leotrubach/sourceforge-allura,leotrubach/sourceforge-allura,lym/allura-git,apache/allura,apache/incubator-allura,leotrubach/sourceforge-allura,heiths/allura,apache/allura,leotrubach/sourceforge-allura,Bitergia/allura,lym/allura-git,apache/incubator-allura,Bitergia/allura,lym/allura-git,Bitergia/allura,apache/allura,heiths/allura,lym/allura-git