Require RBTools 0.6+ for the Review Bot worker.

Review Request #5836 — Created May 16, 2014 and submitted — Latest diff uploaded

Information

ReviewBot
c738022...

Reviewers

Review Bot needs RBTools to function, and since we now have releases out
that ship the API, there's no longer a need to have users install it
from Git themselves.

This adds RBTools 0.6+ as a dependency.

Built the package.