Merge pull request 'username should be an argument of user:add' (!71) from bugfix/fix-user-creation-cli into develop

Reviewed-on: #71

src/Cli/AddUserCommand.php

@@ -14,6 +14,7 @@ class AddUserCommand extends Command
         $this->setName('user:add')
             ->setDescription('Adding of user.')
             ->addArgument('email', InputArgument::REQUIRED, 'Email of user')
+            ->addArgument('username', InputArgument::REQUIRED, 'Username of user')
             ->addArgument('password', InputArgument::REQUIRED, 'Password of user')
             ->addArgument('type', InputArgument::OPTIONAL, 'Type of user');;
     }
@@ -22,6 +23,7 @@ class AddUserCommand extends Command
     {
         $user = new User();
         $user->setEmail($input->getArgument('email'));
+        $user->setUsername($input->getArgument('username'));
         $user->setPlainPassword($input->getArgument('password'));
         $user->setActive(true);
         $user->setCreatedDate(new DateTime());