load splash image before unhiding the pnlSplash
Sort list of users in reimbursement settings

Refactor list of staff users in the reimbursement settings for
Authorization User, Auth User's Approver, and EDMS to sort user by last
name, and to populate the list in a more efficient manner.
Fix IE receipt rotation bug

Add some code to append a timestamp to the src of receipt images for IE,
so that they would refresh every time, which fixes an issue with the
images not updating when rotated.
Set electronic receipt visibility

Add logic when a line item fails to validate to manually set the
visibility of the electronic receipts based on the receipt type setting.

Fixes issue where the electronic receipts area would disappear under
certain circumstances.
Fix issue that could crash system

There was an issue that would cause the reimbursement system to crash if
someone:
- Added a new line in a reimbursement
- Edited a line
- Change the category of the line
- Change the amount
- Hit submit

This code change should fix it