2. Inhibit peripheral device windows from being closed while emulator is active.
3. Shut down peripheral devices and close their windows as part of cc.powerOff().
4. Add shut-down code to peripheral drivers.
5. Ensure SPO is ready in cc.load().
6. Enable emulator version display on B5500Console.
7. Clear DummyPrinter window when it is double-clicked (finally got this working).
8. Fix problem with "/" not accepted by SPO input in Google Chrome.
9. Commit ESPOL binary card loader image.
10. Fix problem with intensity levels in B5500Console NORMAL/CONTROL lights.
11. Attempt to enable emulator and utilities for Safari-style IndexedDB.