cylc performance boosting: reduce bottlenecks
cylc performance boost: implement feedback
cylc performance boosting: tidy and speed up decorator
cylc performance boosting: GUI backwards compatibility
Merge branch 'master' into cylc-daemon-performance-rebase
Merge branch 'master' into cylc-daemon-performance-rebase
Merge branch 'master' into cylc-daemon-performance-rebase
Merge pull request #805 from benfitzpatrick/cylc-daemon-performance

cylc daemon performance boosting