improve bower.json
- avoid forward slash in name (bower interpolates name into paths)
- declare primary file
move style to css file
- allow to target level lines and axis lines via css
- move all styles to css rules instead of js inline
- add css file to bower main files
- use css transition for opacity shifts when focusing
add jshint and clean code to conform to it
d3ify the chart API
d3ify chart generation
- use data join instead of loops
- always handle enter, exit and update
enable adding a css class to a radar datum
allow to turn off feature via cfg switch
- allow to disable axisLine, axisText, circle
add transitions