More API improvements

package.json

@@ -83,7 +83,7 @@
         "c9.ide.imgeditor": "#08bbc53578",
         "c9.ide.immediate": "#e9ba147cc2",
         "c9.ide.installer": "#24e7d6f399",
-        "c9.ide.mount": "#eac3f96d4f",
+        "c9.ide.mount": "#32e79866ee",
         "c9.ide.navigate": "#1ff8b463aa",
         "c9.ide.newresource": "#9a7464cc47",
         "c9.ide.openfiles": "#28a4f5af16",

plugins/c9.core/ext.js

@@ -391,6 +391,8 @@ define(function(require, exports, module) {
                 // }
                 
                 if (!baseclass) {
+                    delete this.baseclass;
+                    delete this.freezePublicAPI.baseclass;
                     delete this.freezePublicAPI;
                     delete this.setAPIKey;
                     delete this.getEmitter;
@@ -401,6 +403,7 @@ define(function(require, exports, module) {
                 return this;
             };
             var baseclass;
+            this.baseclass = 
             this.freezePublicAPI.baseclass = function(){ baseclass = true; };
             
             function getElement(name, callback) {
@@ -611,7 +614,7 @@ define(function(require, exports, module) {
             
             /***** Register and define API *****/
             
-            this.freezePublicAPI.baseclass();
+            this.baseclass();
             
             /**
              * Base class for all Plugins of Cloud9. A Cloud9 Plugin is

plugins/c9.ide.dialog/dialog.js

@@ -74,11 +74,14 @@ define(function(require, module, exports) {
             var modal = options.modal;
             var zindex = options.zindex;
             var allowClose = options.allowClose;
-            var elements = options.elements;
+            var elements = options.elements || [];
             var resizable = options.resizable || false;
             var widths = options.widths || {};
             var count = 0;
             
+            if (custom === undefined)
+                custom = !(body || heading);
+            
             var dialog, buttons, titles;
             
             var loaded;
@@ -148,9 +151,14 @@ define(function(require, module, exports) {
                 buttons = plugin.getElement("buttons");
                 
                 // Create dynamic UI elements
-                elements.forEach(function(item) {
-                    createItem(null, null, item);
-                });
+                if (elements.length) {
+                    elements.forEach(function(item) {
+                        createItem(null, null, item);
+                    });
+                }
+                else {
+                    buttons.parentNode.removeChild(buttons);
+                }
                 
                 emit.sticky("draw", {
                     aml: titles,