message: [ ] de-bash-ify the mysql_login function.
diff: @@ -55,11 +55,11 @@ function delete_old_backups()
  }
  function mysql_login() {
  - local mysql_login="-u $MYSQL_USER -h $MYSQL_HOST"
  + cmd="-u $MYSQL_USER -h $MYSQL_HOST"
  if [ -n "$MYSQL_PASSWORD" ]; then
  - local mysql_login+=" -p$MYSQL_PASSWORD"
  + cmd="$cmd -p$MYSQL_PASSWORD"
  fi
  - echo $mysql_login
  + echo $cmd
  }
  function database_list() {
  