Don't clobber objects

Instead allow them to be edited as if they were top level settings.

This is just a stop-gap measure until a more sophisticated UI is designed and implemented that allows you to add and remove entries to a object found in the config.

![screen shot 2014-03-02 at 2 58 06 pm](https://f.cloud.github.com/assets/671378/2305580/479663c4-a25e-11e3-87a2-db0c410acb13.png)

Closes #51