Open count issue fixed

Author: ratheeps

src/MailTrackerController.php

@@ -44,6 +44,7 @@ public function getL($url, $hash)
     		->first();
     	if($tracker) {
     		$tracker->clicks++;
+		if(!$tracker->opens) $tracker->opens = 1;
     		$tracker->save();
             $url_clicked = Model\SentEmailUrlClicked::where('url',$url)->where('hash', $hash)->first();
             if ($url_clicked) {