Renames a git branch

git-rename.sh

!#/bin/bash

function git-rename() {
  if [ $# -lt 2 ]
  then
    echo "Usage: $0 old_branch_name new_branch_name";
  else
    git branch -m $1 $2
    git push origin :$1 $2
  fi
}

git-rename $1 $2