Replace minimised Igloo code with original source code
Move setRandom() call from GOL constructor to main.js
Refactor to remove "w" and "h" variables
Add docblocks for all properties
Improve "this.gl" verification
Move texture-creation code to new createTexture() method
Remove "p" parameter from setRandom() method
Convert the simulation state from Uint8Array to boolean[]
Move get() method
Create and use "totalCells" property