Release version 0.4.4
Fix for non existing module if user has old database
Drop support for the old db format

Apparently, it's already too broken ...
Notify the user about old db format and exit
Disable CLI ui for old database format.

The user is notified he must upgrade

Fix the convertdb.py module

This has to comply with the NewNode format
Update README.md
Drop support for old importer
Drop classes from ocli.py module and bump version
Clean methods from old cli class
More cleanup of old cli ui
Complete old ui clean up
Drop support for old sqlite database schema
Remove old Tag and Node classes

Support for these classes is officially dropped
Clean wrong imports of old Tag class
Yep, finally get rid of cPickle
We can do without tools.getyesno

It's just another obsolete function
Update change log to reflect the addition of v0.4.5
Merge branch 'master' of https://github.com/pwman3/pwman3

Conflicts:
	ChangeLog
	pwman/ui/ocli.py
	scripts/pwman3