Handle PUTs to sources.
First stab at source UI.
Clean house.
Next reckless commit of source work.
CSS refactor.
Add statHandler, rangeHandler to sources.
Sources display vt src size.
Toggling of layer status.
Clean up DOM around SQL editor.
CSS fix for shapefile layer.
Use a stable, yet different temporary ID for xray source map.
Initialize prefs in a deep fashion on sources.
Speed up cache invalidation.
Hide layers on the style level, not the data level.
Fix settings form close button.
Replace history with on-page display.
Style adjustments.
Better animation consistency.
Reintroduce export link, cleanup.
Sort keys for consistent output.