Updates to IBM Forms and MFD js

Added refs for the EventType, FishSpecies and Waterbody checkboxes in
IFD and MFD IBM forms. Added hidden F_WaterbodyName field to MFD for use
with above.
IFD and MFD js update

Fixed some outstanding issues with MFD, and polished the Waterbody/AP
retrieval and updating when coming in and out of an existing form