print less debugging info.

js/babl/public/index.html

				re: /^(\*\*?|__?)([^\s]+)\1$/,
				fn: function(match) {
					var highlight = {"*": "em", "**": "strong", "_": "em", "__": "strong"};
					console.log(match.toString());
					var el = document.createElement(highlight[match[1]]);
					el.textContent = match[2];
					return el;
						displayMessage(msg);
						break;
					default:
						console.warn("unkown message type: " + msg.type, msg);
						break;
				}
			}