Allows very simple mail adapters

- Fix nasty bug when updating users email and sending verification

src/Adapters/Email/MailAdapter.js

@@ -1,7 +1,23 @@
+
+/*
+  Mail Adapter prototype
+  A MailAdapter should implement at least sendMail()
+ */
 export class MailAdapter {
-  sendVerificationEmail(options) {}
-  sendPasswordResetEmail(options) {}
+  /*
+   * A method for sending mail
+   * @param options would have the parameters
+   * - to: the recipient
+   * - text: the raw text of the message
+   * - subject: the subject of the email
+   */
   sendMail(options) {}
+  
+  /* You can implement those methods if you want
+   * to provide HTML templates etc...
+   */
+  // sendVerificationEmail({ link, appName, user }) {}
+  // sendPasswordResetEmail({ link, appName, user }) {}
 }
 
 export default MailAdapter;