#1127: sed-based upgrade helper prototype
add a test
fix symlink
update following feedback
add monthly/yearly/etc disclaimer
Task class not instance should hold sequences.
Don't release tasks held beyond suite stop.
Simplified stop task checking.
Merge pull request #1143 from hjoliver/todo-iso.task-class-sequences

Task class not instance should hold sequences.
add daily, monthly, yearly warnings
Bug fix previous.
Added a new test.
Make old 'cycling = Yearly' sections explicit.
Merge pull request #1145 from hjoliver/more-back-compat

Make old 'cycling = Yearly' sections explicit.
add new test, fix ict -> icp
Merge pull request #1144 from hjoliver/todo-iso.hold-beyond-stop-point

Don't release tasks held beyond suite stop.
Merge branch 'master' of github.com:cylc/cylc into cylc.upgrade-warning-maker
Merge pull request #1131 from benfitzpatrick/cylc.upgrade-warning-maker

cylc 5 to cylc 6 conversion helper tool