metomi/rose#660: split up rose.gtk.util
metomi/rose#660: fix bug
metomi/rose#660: update
metomi/rose#618: start separating array valuewidget into package
metomi/rose#618: split array/entry.py file and debug
metomi/rose#918: implement python list type
Merge pull request #839 from benfitzpatrick/618.new-list-metadata-type

Configuration metadata: add new list type

The new type supports literal representation of lists in Python, JS, Perl, etc. Close #618.
Merge pull request #835 from benfitzpatrick/660.rose-gtk-util-split-up

rose.gtk.util: split up

Close #660.
metomi/rose#613: add STASH-metadata usage
Merge pull request #840 from benfitzpatrick/613.view-menu-stash

rose edit: STASH GUI - add view menu, add STASH-metadata usage

Close #613.
Update CHANGES.md
rose edit: add title for error dialog
rose edit: update/fix test suite
rose edit: fix test suite
rose edit: rose config-dump demo configurations
rose edit: alter demo metadata
rose edit: fix demo app option
Merge pull request #842 from benfitzpatrick/release.testing-rose-edit

rose edit: release testing - fix test suite, fix small dialog bug
Update CHANGES.md
Update CHANGES.md