Added config file
remove unused code + fix red box size
move offset to external config object
add offset to the distance calculation
update docs + remove unused code
dynamically load images test
dynamic loading implemented :)
reset offset
Merge remote-tracking branch 'origin/config'
move CanvasConfig to config.js
abstract `makeImgName` to use config.js
add params to config
clean up the 'dot-drawing' code
add some comments & docs