Add mods/admin to a group.

website/queries/settings.php

@@ -148,6 +148,10 @@ function doChangePassword() {
     }
 }
 
+/**
+ * Changes the users email if it is valid.
+ * @throws AngryAlert
+ */
 function changeEmail() {
 
     if (test_input($_POST["email"]) == test_input($_POST["email-confirm"])) {
@@ -164,6 +168,11 @@ function changeEmail() {
     }
 }
 
+/**
+ * Checks if an emailadres is available in the database.
+ * @param $email
+ * @throws AngryAlert
+ */
 function emailIsAvailableInDatabase($email) {
     $stmt = prepareQuery("
     SELECT
@@ -181,6 +190,12 @@ function emailIsAvailableInDatabase($email) {
     }
 }
 
+/**
+ * Does the actual changing of an email-adress.
+ * @param $email
+ * @throws AngryAlert
+ * @throws HappyAlert
+ */
 function doChangeEmail($email) {
     $stmt = prepareQuery("
     UPDATE