FIX Add namespaces for UserFormsOptionSetField template and EditableMultipleOptionField templates

code/Model/EditableFormField/EditableCheckboxGroupField.php

@@ -25,9 +25,8 @@ class EditableCheckboxGroupField extends EditableMultipleOptionField
 
     public function getFormField()
     {
-        $field = UserFormsCheckboxSetField::create($this->Name, $this->EscapedTitle, $this->getOptionsMap());
-        $field->setFieldHolderTemplate(EditableMultipleOptionField::class . '_holder');
-        $field->setTemplate('UserFormsCheckboxSetField'); // @todo
+        $field = UserFormsCheckboxSetField::create($this->Name, $this->EscapedTitle, $this->getOptionsMap())
+            ->setFieldHolderTemplate(EditableMultipleOptionField::class . '_holder');
 
         // Set the default checked items
         $defaultCheckedItems = $this->getDefaultOptions();

code/Model/EditableFormField/EditableRadioField.php

@@ -37,7 +37,7 @@ class EditableRadioField extends EditableMultipleOptionField
     {
         $field = OptionsetField::create($this->Name, $this->EscapedTitle, $this->getOptionsMap())
             ->setFieldHolderTemplate(EditableMultipleOptionField::class . '_holder')
-            ->setTemplate('UserFormsOptionSetField'); // @todo
+            ->setTemplate('SilverStripe\\UserForms\\FormField\\UserFormsOptionSetField');
 
         // Set default item
         $defaultOption = $this->getDefaultOptions()->first();

code/Model/Recipient/EmailRecipient.php

@@ -347,7 +347,7 @@ class EmailRecipient extends DataObject
             )
                 ->addExtraClass('toggle-plain-only'),
             LiteralField::create('EmailPreview', $preview)
-        ));
+        ]);
 
         $fields->fieldByName('Root.EmailContent')->setTitle(_t(__CLASS__.'.EMAILCONTENTTAB', 'Email Content'));