en test email subject/content

locales/email/en.json

@@ -21,5 +21,9 @@
     },
     "event_confirm": {
         "content": "You can confirm this event at <a href='{{url}}'>this page</a>"
-    }    
+    },
+    "test": {
+        "subject": "Your SMTP configuration is working",
+        "content": "This is a test email, if you are reading this your configuration is working."
+    }
 }

server/emails/test/html.pug

@@ -0,0 +1,3 @@
+extends ../layout.pug
+block content
+  p !{t('test.content', { config, user })}

server/emails/test/subject.pug

@@ -0,0 +1 @@
+| [#{config.title}] #{t('test.subject')}