cylc/cylc — pull request #559 by benfitzpatrick (2013-07-04 12:46:08+00:00)
Title: Fix gcylc group/ungroup action triggering

The change made in #554 did not protect the "action_required" flag in the `gcylc` graph view updater - this meant that selecting "Group All Families" did not take effect until the next task state change.

@matthewrmshin, please review.