Added email sending endpoint to the API.

closes #2550

- Added new API module named 'mail'
- Added routes for the mail endpoint
- Added 'send a test email' button to the debug settigns page
- Added handler to this button which sends and AJAX request to the mail API endpoint

ghost/admin/views/debug.js

@@ -6,7 +6,8 @@
         events: {
             "click .settings-menu a": "handleMenuClick",
             "click #startupload": "handleUploadClick",
-            "click .js-delete": "handleDeleteClick"
+            "click .js-delete": "handleDeleteClick",
+            "click #sendtestmail": "handleSendTestMailClick"
         },
 
         initialize: function () {
@@ -154,6 +155,35 @@
                     }
                 }
             }));
-        }
+        },
+        
+        handleSendTestMailClick: function (ev) {
+            ev.preventDefault();
+        
+            $.ajax({
+                url: Ghost.paths.apiRoot + '/mail/test/',
+                type: 'POST',
+                headers: {
+                    'X-CSRF-Token': $("meta[name='csrf-param']").attr('content')
+                },
+                success: function onSuccess(response) {
+                    Ghost.notifications.addItem({
+                        type: 'success',
+                        message: ['Check your email for the test message: ', response.message].join(''),
+                        status: 'passive'
+                    });
+                },
+                error: function onError(response) {
+                    var responseText = JSON.parse(response.responseText),
+                        message = responseText && responseText.error ? responseText.error : 'unknown';
+                    Ghost.notifications.addItem({
+                        type: 'error',
+                        message: ['A problem was encountered while sending the test email: ', message].join(''),
+                        status: 'passive'
+                    });
+
+                }
+            });
+        },
     });
 }());