G6 initial commit

added data parser, time controls
Update timer function
Add progress bar
Fixed timeline
animation exp
update circle rendering
add three to g6
Added grids
Added grid, languages,shaders
Added events spiral
Add more style
Added descs
CSS animations
Clean SVG : Refer, Added tags text
Merge 'origin/gitDay'
Add info style
Styles and clean
Added event color panel, image thumbnail
G6-test build
Add git brand (test)