diff --git a/dist/lib/swagger.js b/dist/lib/swagger.js
index 5df38cbe..3e1f8d23 100644
--- a/dist/lib/swagger.js
+++ b/dist/lib/swagger.js
@@ -67,7 +67,7 @@ SwaggerApi.prototype.build = function() {
         }
       },
       response: function(resp) {
-        var responseObj = resp.obj;
+        var responseObj = resp.obj || JSON.parse(resp.data);
         _this.swaggerVersion = responseObj.swaggerVersion;
         if (_this.swaggerVersion === "1.2") {
           return _this.buildFromSpec(responseObj);
@@ -284,8 +284,8 @@ var SwaggerResource = function(resourceObj, api) {
         accept: "application/json"
       },
       on: {
-        response: function(response) {
-          var responseObj = response.obj;
+        response: function(resp) {
+          var responseObj = resp.obj || JSON.parse(resp.data);
           return _this.addApiDeclaration(responseObj);
         },
         error: function(response) {
@@ -478,11 +478,11 @@ SwaggerModel.prototype.getMockSignature = function(modelsToIgnore) {
   var returnVal = classOpen + '<div>' + propertiesStr.join(',</div><div>') + '</div>' + classClose;
   if (!modelsToIgnore)
     modelsToIgnore = [];
-  modelsToIgnore.push(this);
+  modelsToIgnore.push(this.name);
 
   for (var i = 0; i < this.properties.length; i++) {
     prop = this.properties[i];
-    if ((prop.refModel != null) && modelsToIgnore.indexOf(prop.refModel) === -1) {
+    if ((prop.refModel != null) && modelsToIgnore.indexOf(prop.refModel.name) === -1) {
       returnVal = returnVal + ('<br>' + prop.refModel.getMockSignature(modelsToIgnore));
     }
   }
@@ -534,7 +534,7 @@ var SwaggerModelProperty = function(name, obj) {
 
 SwaggerModelProperty.prototype.getSampleValue = function(modelsToIgnore) {
   var result;
-  if ((this.refModel != null) && (modelsToIgnore[this.refModel.name] === undefined)) {
+  if ((this.refModel != null) && (modelsToIgnore.indexOf(prop.refModel.name) === -1)) {
     result = this.refModel.createJSONSample(modelsToIgnore);
   } else {
     if (this.isCollection) {
@@ -831,7 +831,8 @@ SwaggerOperation.prototype.urlify = function(args) {
     if(param.paramType === 'query') {
       if(queryParams !== '')
         queryParams += "&";
-      queryParams += encodeURIComponent(param.name) + '=' + encodeURIComponent(args[param.name]);
+      if(args[param.name] !== undefined)
+        queryParams += encodeURIComponent(param.name) + '=' + encodeURIComponent(args[param.name]);
     }
   }
   if ((queryParams != null) && queryParams.length > 0)
@@ -1274,7 +1275,7 @@ ApiKeyAuthorization.prototype.apply = function(obj, authorizations) {
     if (obj.url.indexOf('?') > 0)
       obj.url = obj.url + "&" + this.name + "=" + this.value;
     else
-      obj.url = obj.url + "?" + this.name + "=" + this.value;    
+      obj.url = obj.url + "?" + this.name + "=" + this.value;
     return true;
   } else if (this.type === "header") {
     obj.headers[this.name] = this.value;
@@ -1307,6 +1308,7 @@ var e = (typeof window !== 'undefined' ? window : exports);
 e.SwaggerHttp = SwaggerHttp;
 e.SwaggerRequest = SwaggerRequest;
 e.authorizations = new SwaggerAuthorizations();
+e.ApiKeyAuthorization = ApiKeyAuthorization;
 e.JQueryHttpClient = JQueryHttpClient;
 e.ShredHttpClient = ShredHttpClient;
 e.SwaggerOperation = SwaggerOperation;
diff --git a/lib/swagger.js b/lib/swagger.js
index 5df38cbe..3e1f8d23 100644
--- a/lib/swagger.js
+++ b/lib/swagger.js
@@ -67,7 +67,7 @@ SwaggerApi.prototype.build = function() {
         }
       },
       response: function(resp) {
-        var responseObj = resp.obj;
+        var responseObj = resp.obj || JSON.parse(resp.data);
         _this.swaggerVersion = responseObj.swaggerVersion;
         if (_this.swaggerVersion === "1.2") {
           return _this.buildFromSpec(responseObj);
@@ -284,8 +284,8 @@ var SwaggerResource = function(resourceObj, api) {
         accept: "application/json"
       },
       on: {
-        response: function(response) {
-          var responseObj = response.obj;
+        response: function(resp) {
+          var responseObj = resp.obj || JSON.parse(resp.data);
           return _this.addApiDeclaration(responseObj);
         },
         error: function(response) {
@@ -478,11 +478,11 @@ SwaggerModel.prototype.getMockSignature = function(modelsToIgnore) {
   var returnVal = classOpen + '<div>' + propertiesStr.join(',</div><div>') + '</div>' + classClose;
   if (!modelsToIgnore)
     modelsToIgnore = [];
-  modelsToIgnore.push(this);
+  modelsToIgnore.push(this.name);
 
   for (var i = 0; i < this.properties.length; i++) {
     prop = this.properties[i];
-    if ((prop.refModel != null) && modelsToIgnore.indexOf(prop.refModel) === -1) {
+    if ((prop.refModel != null) && modelsToIgnore.indexOf(prop.refModel.name) === -1) {
       returnVal = returnVal + ('<br>' + prop.refModel.getMockSignature(modelsToIgnore));
     }
   }
@@ -534,7 +534,7 @@ var SwaggerModelProperty = function(name, obj) {
 
 SwaggerModelProperty.prototype.getSampleValue = function(modelsToIgnore) {
   var result;
-  if ((this.refModel != null) && (modelsToIgnore[this.refModel.name] === undefined)) {
+  if ((this.refModel != null) && (modelsToIgnore.indexOf(prop.refModel.name) === -1)) {
     result = this.refModel.createJSONSample(modelsToIgnore);
   } else {
     if (this.isCollection) {
@@ -831,7 +831,8 @@ SwaggerOperation.prototype.urlify = function(args) {
     if(param.paramType === 'query') {
       if(queryParams !== '')
         queryParams += "&";
-      queryParams += encodeURIComponent(param.name) + '=' + encodeURIComponent(args[param.name]);
+      if(args[param.name] !== undefined)
+        queryParams += encodeURIComponent(param.name) + '=' + encodeURIComponent(args[param.name]);
     }
   }
   if ((queryParams != null) && queryParams.length > 0)
@@ -1274,7 +1275,7 @@ ApiKeyAuthorization.prototype.apply = function(obj, authorizations) {
     if (obj.url.indexOf('?') > 0)
       obj.url = obj.url + "&" + this.name + "=" + this.value;
     else
-      obj.url = obj.url + "?" + this.name + "=" + this.value;    
+      obj.url = obj.url + "?" + this.name + "=" + this.value;
     return true;
   } else if (this.type === "header") {
     obj.headers[this.name] = this.value;
@@ -1307,6 +1308,7 @@ var e = (typeof window !== 'undefined' ? window : exports);
 e.SwaggerHttp = SwaggerHttp;
 e.SwaggerRequest = SwaggerRequest;
 e.authorizations = new SwaggerAuthorizations();
+e.ApiKeyAuthorization = ApiKeyAuthorization;
 e.JQueryHttpClient = JQueryHttpClient;
 e.ShredHttpClient = ShredHttpClient;
 e.SwaggerOperation = SwaggerOperation;