Squashed commit of the following:

commit b25fa4a47ab4ee08d9c4fca345c39dd8dcafd2d5
Author: Frank Hock <frank@thinkmechanic.com>
Date:   Thu Jul 10 12:10:53 2014 -0400

    convert validation option for assignments from symbol to string

commit 3325b593b8db731fcdf8f0a87cd9e18c5b47262a
Author: Frank Hock <frank@thinkmechanic.com>
Date:   Thu Jul 10 12:08:06 2014 -0400

    remove pry

commit 2a97827b5d7e7bf40a2dacd625b8399b150cc426
Author: Frank Hock <frank@thinkmechanic.com>
Date:   Thu Jul 10 12:06:32 2014 -0400

    add google documents as an association

commit 5ff8a83ec5e1ae31f3baedb31dc50b48b4176ddd
Author: Frank Hock <frank@thinkmechanic.com>
Date:   Mon Jul 7 21:54:43 2014 -0400

    update configuration for new rspec version