Intrahealth fixes

In the PR fixes for cases:
http://manage.dimagi.com/default.asp?125601#708608
http://manage.dimagi.com/default.asp?124261#708886
This method changing the group headers in table from: 
CU |  | 1 | Collier | 2 | 3 | 
----|------|---|----|------|----
SC1|SC2|SC3|SC1|SC2|SC3

to:
CU | CU1 | CU2 | Collier | Collier1 | Collier2 | 
----|------|---|----|------|----
SC1|SC2|SC3|SC1|SC2|SC3