clean up

remove redundant code
bullet effect

basic connection between dots
fix autopsin issue
rename marker data file
reorganize project structure

remove bower
use node_module to include three.js and stats.js
add example
fix livereload issue in gulp task
set autopsic and highPerformance in contractor
add FPS stats
modify interface

remove 'highPerformance' flag
add bullet example
remove ‘play’ and ‘stop’ methods