Correct a typo in 'cros_workon' and make the command help look nicer

host/cros_workon

 #!/bin/bash
 
-# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script moves ebuilds between 'stable' and 'live' states.
 # By default 'stable' ebuilds point at and build from source at the
 # last known good commit. Moving an ebuild to 'live' (via cros_workon start)
 # is intended to support development. The current source tip is fetched,
 # source modified and built using the unstable 'live' (9999) ebuild.
 
 . /usr/lib/crosutils/common.sh || exit 1
 
 # Script must be run inside the chroot
 get_default_board
 
 DEFINE_string board "${DEFAULT_BOARD}" \
   "The board to set package keywords for."
 DEFINE_boolean host "${FLAGS_FALSE}" \
   "Uses the host instead of board"
 DEFINE_string command "git status" \
   "The command to be run by forall."
 DEFINE_boolean all "${FLAGS_FALSE}" \
   "Apply to all possible packages for the given command"
 
 FLAGS_HELP="usage: $0 <command> [flags] [<list of packages>|--all]
 commands:
-  start:  Moves an ebuild to live (intended to support development)
-  stop:  Moves an ebuild to stable (use last known good)
-  list:  List of live ebuilds (workon ebuilds if --all)
+  start:     Moves an ebuild to live (intended to support development)
+  stop:      Moves an ebuild to stable (use last known good)
+  list:      List of live ebuilds (workon ebuilds if --all)
   list-all:  List all of the live ebuilds for all setup boards
-  iterate:  For each ebuild, cd to the source dir and run a commond"
+  iterate:   For each ebuild, cd to the source dir and run a command"
 FLAGS "$@" || { [ "${FLAGS_help}" = "${FLAGS_TRUE}" ]  && exit 0; } || exit 1
 eval set -- "${FLAGS_ARGV}"
 
 
 # eat the workon command keywords: start, stop or list.
 WORKON_CMD=$1
 shift
 
 # Board dir config
 
@@ skipping 229 matching lines @@
 
 case ${WORKON_CMD} in
   start) ebuild_to_live "${ATOM_LIST}" ;;
   stop) ebuild_to_stable "${ATOM_LIST}" ;;
   list) [ ${FLAGS_all} = "${FLAGS_FALSE}" ] && show_live_ebuilds || \
     show_workon_ebuilds ${BOARD_KEYWORD} ;;
   list-all) show_all_live_ebuilds ;;
   iterate) ebuild_iterate "${ATOM_LIST}" ;;
   *)      die "$(basename $0): command '${WORKON_CMD}' not recognized" ;;
 esac