In case of pure local solution (your SVN-server, your ProjectTracker)
- Mantis (mostly bugtracker, but with RoadMap|Changelog, Related Tickets, Custom Fields it can be considered as some type of ALM-tool) + source-integration plugin for Mantis
Hosted solution
- Assembla with internal Subversion tool or External Subversion tool + Tickets with custom fields (and "Blocking Tickets"+"Blocked tickets" in tickets reports, automagically appeared)