Added migration file to fix erroneous fk columns created by bad
foreign_key syntax.
be more defensive about HM stop requests

don't respond to the request if it brings the number of instances below
the desired number
refactor HM respondent, improve logging
Merge pull request #50 from youngm/fk_fix

Fix erroneous fk columns created by bad foreign_key syntax
Revert changes that broke old CC=>gateway API

This reverts commit 77f1c7e7f9dfd76fe6426fa4face32e5a758f522.

Conflicts:
	Gemfile.lock