Added specs for updateAttributes, and fixed a small createdAt bug.
Merge branch 'master' into updateAttributes-spec

Conflicts:
	spec/dao-factory.spec.js
Updated for the new tests.
Whoops, reversed the logic tests should pass now.
Made sure updatedAt was being updated when we setAttributes.
Merge branch 'updateAttributes-spec' of https://github.com/durango/sequelize into durango-updateAttributes-spec

Conflicts:
	lib/dao.js
Merge branch 'durango-updateAttributes-spec'