Rebuild all button will rebuild aborted parts
Also check for build.aborted where it makes sense
Use AR3 syntax for finder

* remove old comment that doesn't apply anymore
Fix ruby syntax warnings

The key variable was being ghosted because it was used multiple times
better variable name
Add warning about accidental processing to BuildAttemptJob shim
change redirects and error messages of request_build
Merge pull request #22 from square/allow-rebuild-of-aborted

Allow rebuild of aborted builds