sqlalchemy: convert schema and project initialization
sqlalchemy: wrap SA connection management compatible with existing API
sqlalchemy: add branch info to version
0.10.3dev: another follow-up to r4303, fix the `cachedrepos.youngest_rev` test as we are now getting that info from the cache instead of the repository.
0.10.3dev: follow-up to r4303, gather the `req.authname` info earlier so that the `RepositoryManager.pre_process_request` can get it. Fixes #4194.
Blocked revisions 4275,4278,4281-4282,4286-4289 via svnmerge
Ported [4306] to 0.10-stable.
Applied patch for #4040 by Tim Hatch. Thanks!
Follow-up to r3404, actually omit the whole () stuff when no type defined.
TracTimeline: restore the previous style of presentation for the TicketTypes
