Updates to the MOH257
* Added duration field to other meds field and formatted as table
* Added filtering of WHO stages based on patient age which is calculated via ajax lookup
* Added overriding names in lab.xml so we can override name of "serum glutamic ..."
Added frequency and units to other meds field of MOH257
Upgraded to uiframework 2.5.2 to fix memory leak problem
Added basic help page - still needs confirmed training material URLs
Upgraded to kenyaui 1.3.7 to get new toolbar styles