function selectColor(namespace) {
	  var hash = 0, i;
	
	  for (i in namespace) {
	    hash  = ((hash << 5) - hash) + namespace.charCodeAt(i);
	    hash |= 0; // Convert to 32bit integer
	  }
	
	  return exports.colors[Math.abs(hash) % exports.colors.length];
	}
Select a color.
@param {String} namespace
@return {Number}
@api private