CORE-5217: Added a database schema for the user preferences.
CORE-5218: Added a database table for the user sessions.
CORE-5220: Added a database table to store tree urls.
CORE-5219: Added a database table to store saved searches.
Added a database conversion for creating the new session, preference, tree-url, and saved searches tables.
Got the database init working for the new tables.
Added the versions for the new conversions to the version table.
Fixed the kameleon version for the latest conversions.
Fixed the conversions and table creations for the new tables.
Bumped the db version in kameleon.