Change PatientDataCriteria to remove definition from description

#### Story ####
- https://www.pivotaltracker.com/story/show/62487958

#### Notes ####
- Added <code>specificDescription</code> to PatientDataCriteria context where the original <code>description</code> is split using a capitalized <code>definition</code>
- Also updated toggled PatientDataCriteria to use a label for the definition

#### Screenshot ####
![pdcdesc](https://f.cloud.github.com/assets/456952/2079732/03b0a3f8-8dce-11e3-80eb-71a4ab9fac6f.png)