Include the kernel object in the event object passed to kernel events

IPython/frontend/html/notebook/static/js/kernel.js

@@ -64,7 +64,7 b' var IPython = (function (IPython) {'
 
 
     Kernel.prototype.restart = function () {
-        $([IPython.events]).trigger('status_restarting.Kernel');
+        $([IPython.events]).trigger({type: 'status_restarting.Kernel', kernel: this});
         var that = this;
         if (this.running) {
             this.stop_channels();
@@ -279,7 +279,7 b' var IPython = (function (IPython) {'
 
     Kernel.prototype.interrupt = function () {
         if (this.running) {
-            $([IPython.events]).trigger('status_interrupting.Kernel');
+            $([IPython.events]).trigger({type: 'status_interrupting.Kernel', kernel: this});
             $.post(this.kernel_url + "/interrupt");
         };
     };
@@ -367,12 +367,12 b' var IPython = (function (IPython) {'
             }
         } else if (msg_type === 'status') {
             if (content.execution_state === 'busy') {
-                $([IPython.events]).trigger('status_busy.Kernel');
+                $([IPython.events]).trigger({type: 'status_busy.Kernel', kernel: this});
             } else if (content.execution_state === 'idle') {
-                $([IPython.events]).trigger('status_idle.Kernel');
+                $([IPython.events]).trigger({type: 'status_idle.Kernel', kernel: this});
             } else if (content.execution_state === 'dead') {
                 this.stop_channels();
-                $([IPython.events]).trigger('status_dead.Kernel');
+                $([IPython.events]).trigger({type: 'status_dead.Kernel', kernel: this});
             };
         } else if (msg_type === 'clear_output') {
             var cb = callbacks['clear_output'];