feature(popup): popup

src/ActivationReminder/Composer/InvalidSettingValue.php

+<?php
+
+namespace WPDesk\ActivationReminder\Composer;
+
+class InvalidSettingValue extends \RuntimeException {
+
+	public function __construct( $field, $value ) {
+		$message = sprintf( 'Invalid Activation Reminder setting value for field %1$s: %2$s!', $field, isset( $value ) ? $value : ' not set' );
+		parent::__construct( $message );
+	}
+
+}
\ No newline at end of file