Updates dox-foundation to 0.5.2 and rebuilds API docs.

Also cleans up source code annotations to reflect dox-foundation
updates.

Squashed commit of the following:

commit 496843a8aefe5e6d166903c1bc1ef659b11159de
Author: Jeremy Kahn <jeremyckahn@gmail.com>
Date:   Mon Jul 8 20:12:27 2013 -0700

    Rebuilds API docs with dox-foundation 0.5.2.

commit 97396767d486466fc7f211147b62f0179180bd24
Author: Jeremy Kahn <jeremyckahn@gmail.com>
Date:   Sat Jul 6 16:15:40 2013 -0700

    Unhides source for methods in docs.

commit efb3ee46735b75b70f091678a9f3340814edf26b
Author: Jeremy Kahn <jeremyckahn@gmail.com>
Date:   Sat Jul 6 14:15:36 2013 -0700

    Updates dox-foundation to 0.5.1 and rebuilds docs.

commit 527adfe3d1d4dc768f5f31285f79ecc454d939d5
Author: Jeremy Kahn <jeremyckahn@gmail.com>
Date:   Sat Jul 6 11:03:52 2013 -0700

    Updates grunt-dox to 0.5.0 and rebuilds docs.