* Moved LayerManager creation at the end of each example (From Paths to WMTS)
* Ran code formatting tool and eliminated superfluous whitespace
* Eliminated whitespace at the end
* Changed background color to black in most examples
* Add atmosphere layer to all examples
* Move atmosphere layer to show inner shading on all layers.
* Added comment pointing out importance of adding the atmosphere layer at the end
* Add WorldWind shim as library reference
- Closes#254
- Update the WorldWind object to reference the KmlControls and KmlTreeVisibility classes
- Fix ordering of dependencies in WorldWind