Responsive layout

Just a few quick changes for improving the layout at **medium/small** desktop sizes.
Working towards this story: https://www.pivotaltracker.com/story/show/69456692

# Patient builder.

Before             |  After
:-------------------------:|:-------------------------:
![image](https://cloud.githubusercontent.com/assets/2136286/4475207/dac55936-4969-11e4-9c7b-c37311239574.png) | ![image](https://cloud.githubusercontent.com/assets/2136286/4475197/b691444e-4969-11e4-9fbe-4e6a35b75a16.png)

# Measure sidebar.

Before             |  After
:-------------------------:|:-------------------------:
![image](https://cloud.githubusercontent.com/assets/2136286/4475053/1cc96fcc-4968-11e4-89c9-e2184ab108e8.png) | ![image](https://cloud.githubusercontent.com/assets/2136286/4475068/4a6150b2-4968-11e4-9880-5631f197f279.png)

Before             |  After
:-------------------------:|:-------------------------:
![image](https://cloud.githubusercontent.com/assets/2136286/4475128/e2423536-4968-11e4-92aa-72dd7bb5929f.png) | ![image](https://cloud.githubusercontent.com/assets/2136286/4475129/ee34eed8-4968-11e4-89dc-0e6d15e3142d.png)

Before             |  After
:-------------------------:|:-------------------------:
![image](https://cloud.githubusercontent.com/assets/2136286/4475146/2181d328-4969-11e4-8069-94e5b39da139.png) | ![image](https://cloud.githubusercontent.com/assets/2136286/4475152/2c0d5e3e-4969-11e4-939b-bd591bba296b.png)