Watch a group of files for changes and then run commands
Contents:
watch_do
watch_do.banner_builder
watch_do.doer_manager
watch_do.doers
watch_do.doers.doer
watch_do.doers.shell
watch_do.exceptions
watch_do.glob_manager
watch_do.watcher_manager
watch_do.watchers
watch_do.watchers.watcher