Merge "Accept the "file:(project:)?filePath" directive."

  noparent = 'set +noparent'

  email = '([^@ ]+@[^ @]+|\\*)'

  emails = '(%s( *, *%s)*)' % (email, email)

  directive = '(%s|%s)' % (emails, noparent)

  file_directive = 'file: *([^ :]+ *: *)?[^ ]+'

  directive = '(%s|%s|%s)' % (emails, noparent, file_directive)

  glob = '[a-zA-Z0-9_\\.\\-\\*\\?]+'

  globs = '(%s( *, *%s)*)' % (glob, glob)

  perfile = 'per-file +' + globs + ' *= *' + directive

  include = 'include +([^ :]+ *: *)?[^ ]+'

  pats = '(|%s|%s|%s|%s)$' % (noparent, email, perfile, include)

  pats = '(|%s|%s|%s|%s|%s)$' % (noparent, email, perfile, include, file_directive)

  patterns = re.compile(pats)

  address_pattern = re.compile('([^@ ]+@[^ @]+)')

  perfile_pattern = re.compile('per-file +.*=(.*)')