better handling of methods

index.js

 	this.end(JSON.stringify(obj));
 }
 
+function methodsMatch(route, req) {
+	if (route.method === "ALL")
+		return true;
+	if (route.method === "GET" && req.method === "HEAD")
+		return true;
+	return route.method === req.method;
+}
+
 class App {
 	constructor(options) {
 		options = options || {};
 
 			var route = null;
 
+			// With HEAD requests, we don't want to write anything
+			if (req.method === "HEAD") {
+				res.write = function() {};
+				var end = res.end;
+				res.end = function() { end.call(res); }
+			}
+
 			// If the route is in the hash map, use that
 			var r = this._routeMap[url.pathname];
-			if (r && (r.method === "ALL" || r.method === req.method)) {
+			if (r && (methodsMatch(r, req))) {
 				route = r;
 
 			// Search through the routes list and look for matching routes
 			} else {
 				for (var i in this._routes) {
 					var r = this._routes[i];
-					if (r.method !== "ALL" && r.method !== req.method)
+					if (!methodsMatch(r, req))
 						continue;
 
 					if (r.pattern.test(req.urlobj.pathname)) {

package.json

 {
   "name": "webframe",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "description": "Web server.",
   "main": "index.js",
   "scripts": {