Add notification display on home navigation bar.
Rename setup to more as this tab is becoming more like a kitchen sink...
Most ajax requests are changed to use the new server APIs and URLs. One
notable exception is the stamps update and student lesson reg data. Going
to handle them separately instead of one single operation.
Stamps save and registration info update are now separated and use the new
Server API.
Start working on the lesson requests page. Can now display a list of
requests.