add foreign currency
store CAD value in controls, rather than main form.  Use in validation.
fix foreign currency editing, and receipt requirement calculation.
reload currency details after invalid form reloads
fixed a bug where decimals could not be typed for exchange rates
add column for province and km
fix exception when reading mileage with no units specified.
move mileage to LineType column
use Mileage and MileageRate in DB to store the appropriate data (instead of Spare2)
ui tweaks
reset currency correctly after cancelling expense form
reformat expense type dropdown to look less like a header
some fixes to amounts not being stored correctly
fix more info functionality.  Added hints to various fields.  Changed no-receipt icon
Add a Reject button for the approver (which simply requests more info)
Added ExchangeRate column to DB
fixed: going back and forth between foreign and cdn expenses didn't render properly
ditto
highlight foreign expenses that have had their exchange rates altered
Your Team lists now include both staff and departmental reimbursements