Handle specific occurrence reference to Laboratory Test Result

### Story ###
- https://www.pivotaltracker.com/story/show/76617224

### Notes ###
- set ```statusText``` to ", Result" if a specific occurrence references a laboratory_test (which is a Result)

### Screenshots ###
- erroneous three lab test elements
  - ![screen shot 2014-08-20 at 11 17 23 am](https://cloud.githubusercontent.com/assets/456952/3983152/1c331d4e-287d-11e4-846d-fb3c67622321.png)
- correct Result and Performed lab test elements
  - ![screen shot 2014-08-20 at 11 14 19 am](https://cloud.githubusercontent.com/assets/456952/3983153/1c33acd2-287d-11e4-9dd2-16b184c52a9b.png)