Added support for specifying the desired install phase to run
The code was incorrectly considering 'phases' as a short option instead of a long one
Updated the release notes documentation with the support for specifying the desired install phase to run
Added support for additional tables (including the steps to create them)
Added support for updating only the specified repository
Plural seems more appropriate
Moved the remaining update logic to the Update Manager so that it makes it easier to implement the cache
Implemented a simple repository cache to improve search performance
Replaced the old FS-based search with the DB-based search