added "better" error handling when exception occurs during the undo changes process
PIMS-3000 temporarily disabled database lookup of localization method to see if it impacts performance
minor UI tweaks to the show/edit requisition pages
fixed bugs with undo'ing changes (needs to be tested more on staging)
fixed bug with logic that indicates whether a requisition item is a substitution
fixed bug with returning the number of original items in a requisition
Verify requisition | moved next/previous item logic into controller
Verify requisition | improved the UI for each action type (substitution, cancellation, modification)
Verify requisition | improved save requisition item logic when user edits an item during the verify phase
Verify requisition | fixed bug with the "Return to list" button
Requisition | improved consistency of look-and-feel throughout the requisition process