Implement change-email, email-verification, account-recovery, and welcome notifications

src/static/templates/email/delete_account.hbs

@@ -0,0 +1,12 @@
+Delete Your Account
+<!---------------->
+<html>
+<p>
+click the link below to delete your account.
+<br>
+<br>
+<a href="{{url}}/#/verify-recover-delete?userId={{user_id}}&token={{token}}&email={{email}}">
+Delete Your Account</a>
+</p>
+<p>If you did not request this email to delete your account, you can safely ignore this email.</p>
+</html>