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
Fix locate button style
Fix export