git-cms-init: use $CMSSW_GIT_HASH instead of $CMSSW_VERSION, if available
git-cms-merge-topic: add suppot for annotated tags
git-cms-showtags: use $CMSSW_GIT_HASH instead of $CMSSW_VERSION, if available
git-cms-checkdeps: use $CMSSW_GIT_HASH instead of $CMSSW_VERSION, if available
Merge pull request #62 from fwyzard/git-proxy

git-proxy: improve documentation
Merge pull request #59 from fwyzard/init_use_CMSSW_GIT_HASH

git-cms-init: use $CMSSW_GIT_HASH instead of $CMSSW_VERSION, if available
Merge pull request #60 from fwyzard/support_annotated_tags

git-cms-merge-topic: add support for annotated tags