Made kw version the main version of the library
Added experimentalNVD3 support
Various improvements
Removed absolute path dependencies from FigureServer
Major additions/reorganizations

- Extended Figure with datasets/barChart/lineChart.
- Moved charts and graphs to separate JS file.
- Added experimental support for some NVD3 charts
- Many renamings to improve consistency.
- Removed no longer used code.
Added 2 version of a Todo app
Added shapes and  vertices/renamings/cleanup
Adapted examples to reamings, added shape examples.