alias gitupdate='
git pull origin master
'

alias gitreset='
git checkout master
git pull origin master
git reset origin/master --hard
'

# Usage : gitcommit $commit_message $optional_file_path 
#   gitcommit $commit_message                      - Git will commit ALL changed files and push them to Github. A commit message is required.
#   gitcommit $commit_message $optional_file_path  - Git will only commit changes to the specified file and push them to Github.
#git commit --allow-empty -am ""
#      git push origin HEAD
function gitcommit() {
  while getopts ":m:f:" opt; do
    case $opt in
      m)
        local COMMIT_MESSAGE=$OPTARG >&2
        ;;
      f)
        local COMMIT_FILE=$OPTARG >&2
        ;;
      \?)
        echo "Invalid option: -$OPTARG" >&2
        ;;
      :)
        echo "Option -$OPTARG requires an argument." >&2
        ;;
    esac
  done

  if [ -z "$COMMIT_MESSAGE" ]
    then 
      if [ -z "$COMMIT_FILE" ]
        then
          git add . 
          git commit
          git push origin HEAD
        else
          git add $COMMIT_FILE
          git commit
          git push origin HEAD
      fi
    else
      if [ -z "$COMMIT_FILE" ]
        then
          git add . 
          git commit -m $COMMIT_MESSAGE
          git push origin HEAD
        else
          git add $COMMIT_FILE
          git commit -m $COMMIT_MESSAGE
          git push origin HEAD
      fi
  fi
}