Merge pull request #89 from Werick/master

Fix for WHO Staging at Enrollment
Updated "Available Visit Forms" so that the active visit is always specified
* Improved the styling of general form errors
Added functionality to hide and show checkboxes in the Obstetrics form for cleaner presentation. See PT Story: https://www.pivotaltracker.com/story/show/63534508
Merge pull request #90 from gitahi86/master

Fixed Obstetrics Form Layout Issues
Fixed Hemoglobin appearing twice in lab test list (https://www.pivotaltracker.com/s/projects/646783/stories/63595774)
Regimen changes now have date+time to allow for multiple changes in a day (https://www.pivotaltracker.com/story/show/63536338)
Improved the presentation of the obstetrics form to work with lower resolution screens (1024*768) - PT: https://www.pivotaltracker.com/story/show/63534508
Renamed Vaccine to Preventive Services in the MCHMS Preventive Services Form. PT: https://www.pivotaltracker.com/story/show/63517076
Added JS to constrain Seq. No. in the MCHMS Preventive Service Form to between 1 and 5. PT: https://www.pivotaltracker.com/story/show/63515060
Merge pull request #92 from gitahi86/master

Fixed MCH-MS Form Issues
Added Unique Patient Number Auto generate button to Moh257 Face Page