Tighter bounding box around Kenya (also deployed on server)
Allow more zoom, and enable satellite view which might be useful at closer zooms, and move message box. Closes #553
Try to autolocate by default
Move code into an object (partial cleanup - still some messy bits)
Introduce more messages to help user.

Closes #555 (user now has guidance about what to do.)
Drop the search control, functionality is now in main control.

Closes #554 (made link easier to find, accomplishes the same thing)