TYPESCRIPT \^o^/! Some fixes, refactors and ☜(⌒▽⌒)☞

Changed

• Renderers accept a canvas element as canvas option instead of canvasTag as the id. (be5837c)
• Watched Numbers is an array instead of an object. (e619f64) (See README)

Refactored

• Whole codebase converted to typescript! (≧ロ≦)