delete unused variables

.gitignore

@@ -16,3 +16,4 @@ testing
 .coverage_data
 cover_html
 test.js
+.idea

lib/application.js

@@ -45,8 +45,6 @@ app.init = function(){
  */
 
 app.defaultConfiguration = function(){
-  var self = this;
-
   // default settings
   this.enable('x-powered-by');
   this.set('env', process.env.NODE_ENV || 'development');
@@ -103,7 +101,7 @@ app.defaultConfiguration = function(){
  */
 
 app.use = function(route, fn){
-  var app, handle;
+  var app;
 
   // default route to '/'
   if ('string' != typeof route) fn = route, route = '/';
@@ -404,7 +402,7 @@ app.configure = function(env, fn){
 
 methods.forEach(function(method){
   app[method] = function(path){
-    if ('get' == method && 1 == arguments.length) return this.set(path); 
+    if ('get' == method && 1 == arguments.length) return this.set(path);
     var args = [method].concat([].slice.call(arguments));
     if (!this._usedRouter) this.use(this.router);
     this._router.route.apply(this._router, args);