Take inner functions out of republish_module so they can be reused
let's use concat_ws
Change all the util db functions to work with plpy and db api
Merge branch 'master' into version-fixup
Create collection minor versions for existing collections
Adds logging facilities.
Fix tests for using concat_ws to get version
Merge branch 'version-fixup' of github.com:Connexions/cnx-archive into version-fixup
work around buggy concat_ws all NULL behavior
Merge pull request #69 from Connexions/version-fixup

let's use concat_ws
Merge pull request #68 from Connexions/logging

Adds logging facilities
Add comments for collection minor version trigger and migration
Merge pull request #66 from karenc/collection-minor-version-migration

Collection minor version migration
Remove duplicate code by using plpydbapi in plpython code
Merge pull request #74 from karenc/plpy-refactoring-v2

Remove duplicate code by using plpydbapi in plpython code
Move most of to_html.py from cnx-upgrade to cnx-archive

Remove dependency on cnx-upgrade by moving all code cnx-archive requires
into cnx-archive.
Change MANIFEST.in to reflect the rename of test data dir
Move collection minor version migration from cnx-archive to cnx-upgrade
Move buylink migration from cnx-archive to cnx-upgrade
Merge pull request #75 from karenc/remove-cnx-upgrade-dependency

Move cnx-upgrade dependent elements to this package.