check for git and python for gitstatus

git-svn-id: https://svn.sixfeetup.com/svn/private/claytron/dotfiles/trunk@48996 7abc7aa1-7e52-db11-9331-00508bd72530
shortcut for Clearly

git-svn-id: https://svn.sixfeetup.com/svn/private/claytron/dotfiles/trunk@48997 7abc7aa1-7e52-db11-9331-00508bd72530