Update CHANGES.md
#1425: fix choices widget empty error
#1424: rose app-upgrade: non-named w/o -a.

This change allows users to upgrade to non-named versions
without having to use '-a' or '--all-versions'.
#1414: rose edit: fix spaced list pasting.

This fixes pasting a large amount of text into a spaced_list
widget. This closes #1414.
Merge pull request #1434 from benfitzpatrick/1424.rose-app-upgrade-non-named-all

rose app-upgrade: upgrade to non-named version without -a
Merge pull request #1433 from benfitzpatrick/1425.fix-choices-widget-traceback

rose edit: fix choices widget empty error
Merge pull request #1435 from benfitzpatrick/1414.rose-edit-fix-paste-into-spaced-list

rose edit: fix pasting into spaced list widget