cleaned PR #188

@@ -190,7 +190,6 @@ Casper.prototype.back = function back() {
         this.evaluate(function _evaluate() {
             history.back();
         });
-        this.currentResponse = this.resources.pop();
     });
 };
 

@@ -8,7 +8,7 @@ var service = server.listen(8090, function(request, response) {
         'Content-Type': 'text/html',
         'Date': new Date().toUTCString()
     };
-    response.write("\o/");
+    response.write("ok");
     response.close();
 });
 
@@ -33,12 +33,6 @@ casper.thenOpen('http://localhost:8090/', function thenLocalhost(response) {
     this.test.assertEquals(headers.get('X-Is-Troll'), null, 'Checking unexisting header');
 });
 
-casper.back();
-
-casper.then(function(response) {
-    this.test.assertEquals(response, undefined, 'Response should match the one of the previous step');
-});
-
 casper.run(function() {
     server.close();
     this.test.done();

@@ -6,8 +6,6 @@ var nsteps = casper.steps.length;
 
 casper.then(function(response) {
     this.test.assertTitle('CasperJS test index', 'Casper.then() added a new step');
-    require('utils').dump(response);
-    this.test.assertEquals(response, undefined, 'Casper.then() response is undefined in local mode');
 });
 
 casper.test.assertEquals(casper.steps.length, nsteps + 1, 'Casper.then() can add a new step');