Ok, maybe this works. Up/down is the key
Foreign key test for dangling commit_files
Using bulk importing on Git Log loader

Significantly speeds things up by doing bulk inserts every 500 records.
Also:

* Whitespace change to the Ruby convention of 2 spaces
* Other cleanup of documentation and whitespace
* Added the new gem too
Removing finished TODOs and transaction loop
Add index to CVE
Add index to commit
Add index to developer name and email
Add index to messages sender
Added timing to on_optimize in rake run:optimize, whitespace
Added verifies to identify file paths with spaces and ellipses