rose app-upgrade: fix trigger.

This fixes a typo that led to the post-upgrade
triggers being based on the old metadata, not
the post-upgrade metadata.

The existing test-battery did not do a good
job of capturing the post-upgrade triggering
(as it did not catch this bug) so it has
been improved.
rose edit: fix latent page error display
rose edit, rosie go: filter all warnings by default.
rose edit: fix solve compulsory error
rose edit: remove redundant report setting
Merge pull request #1141 from benfitzpatrick/1115.rose-edit-count-latent-section-errs

rose config-edit: count latent section errors
Merge pull request #1140 from benfitzpatrick/1139.rose-pygtk-warnings

rose edit, rosie go: filter all warnings by default.
Merge pull request #1132 from benfitzpatrick/rose-app-upgrade.fix-trigger

rose app-upgrade: fix post-upgrade trigger metadata
Update CHANGES.md
Update for 2014-02 release
Merge pull request #1144 from matthewrmshin/2014-02-X

Update for 2014-02 release