Setting flavor upon bundle track if it was previously unset.
Flavor tracking tweaks
Returning all files for a nonexistant flavor
cleanups
Allowing less concurrent operations
Begin revamp of progress system

- Exposing ZincTaskRef on update and bootstrap calls
- Added ZincTaskMonitor that monitors progress for a TaskRef
- Phased out KVO progress notification
ZincRepo cleanup
More cleanup
Adding BundleAvailabilityMonitor and refactoring
ZincTask+Private
Adding ZincProgress protocol
Progress cleanup
Moving progress block definition to ZincProgress
Fleshed out ZincBundleAvailabilityMonitor
Implementing ZincRepoMonitor & big refactoring
Minor project reorganization
Progress system enhancements

- redoing how update method works, no longer calls base class
- now posting a notification when ActivityMonitor is updated
- fixed a bug where ZincRepoMonitor wasn't tracking tasks correctly
Deleted commented out line
Removing some files from the Attic
Removing unused method