Fix graphing when several cycles depend no an async task.
Changed 'submitting' task state to 'ready'.
Back compat for state dumps.
Bug fix parsec upgrade function.
Parsec upgrader for gcylc.rc task states.
Remove duplicated items from gui stop-suite dialog.
Fixed some dire formatting in main CLI help.
Made stop command usage clearer.
Merge pull request #803 from hjoliver/800.stop-command-doc

cylc stop command doc update
Added shutdown handling for deleted run dir.
Add timeout handler to test suite.
Environment filtering for #781
Added a test for environment filtering.
Merge pull request #806 from arjclark/fix-shutdown-on-del-dir

fix failure to shutdown if a suite's run dir is deleted
Added an environment exclusion filter.
Updated filter documentation.
Merge branch 'master' into cylc-daemon-performance-rebase
Space after comma.
Removed "poor suite design" slur!
Fix get-config test for new environment filter section.