starting to cleanup+style map controls.
More refactoring of map js
Even more map ui js refactor
Rename to L.OSM.Layers and continue implementation
Use querystring, stop manually building urls
Refactor forever
Refactoring 4 life
Customize and style map zoom controls
Refactor layer persistence
Work on layers UI
Scope map variable.
Refactor out 'globals' from more functions
Layers work
Complete de-globalization of map
Layers work
Keep zoom buttons together
Arrange and group map buttons
Consistent JavaScript style
Port map key to new UI
Fix attribution width