No 'json spaces' by default

Json rendering can be handled by user tools or overridden in their own
app to behave as desired. Minimizes the use of magic env settings.

lib/application.js

@@ -82,10 +82,6 @@ app.defaultConfiguration = function(){
   this.set('views', process.cwd() + '/views');
   this.set('jsonp callback name', 'callback');
 
-  this.configure('development', function(){
-    this.set('json spaces', 2);
-  });
-
   if (this.get('env') === 'production') {
     this.enable('view cache');
   };

test/res.json.js

@@ -52,7 +52,7 @@ describe('res', function(){
         })
       })
     })
-    
+
     describe('when given an object', function(){
       it('should respond with json', function(done){
         var app = express();
@@ -95,14 +95,7 @@ describe('res', function(){
     })
 
     describe('"json spaces" setting', function(){
-      it('should default to 2 in development', function(){
-        process.env.NODE_ENV = 'development';
-        var app = express();
-        app.get('json spaces').should.equal(2);
-        process.env.NODE_ENV = 'test';
-      })
-
-      it('should be undefined otherwise', function(){
+      it('should be undefined by default', function(){
         var app = express();
         assert(undefined === app.get('json spaces'));
       })
@@ -125,7 +118,7 @@ describe('res', function(){
       })
     })
   })
-  
+
   describe('.json(status, object)', function(){
     it('should respond with json and set the .statusCode', function(done){
       var app = express();

test/res.jsonp.js

@@ -181,14 +181,7 @@ describe('res', function(){
     })
 
     describe('"json spaces" setting', function(){
-      it('should default to 2 in development', function(){
-        process.env.NODE_ENV = 'development';
-        var app = express();
-        app.get('json spaces').should.equal(2);
-        process.env.NODE_ENV = 'test';
-      })
-
-      it('should be undefined otherwise', function(){
+      it('should be undefined by default', function(){
         var app = express();
         assert(undefined === app.get('json spaces'));
       })