calebthompson/life_signs — pull request #1 by calebthompson (2013-03-28 00:47:01+00:00)
Title: Add LifeSigns::Activity

Includes associations, validations, and scopes needed to create the
activity stream.

LifeSigns::Activity should be included in the application's
Activity/ActivityStream model so that we can easily add functionality
without requiring changes to other codebases.