Allow apps to load before login, needed for user_openid

apps/user_openid/appinfo/info.xml

@@ -8,6 +8,7 @@
 	<require>4</require>
 	<shipped>true</shipped>
 	<types>
+		<prelogin/>
 		<authentication/>
 	</types>
 </info>

index.php

@@ -69,6 +69,7 @@ elseif(OC_User::isLoggedIn()) {
 
 // For all others cases, we display the guest page :
 } else {
+	OC_App::loadApps(array('prelogin'));
 	$error = false;
 	// remember was checked after last login
 	if(isset($_COOKIE["oc_remember_login"]) && isset($_COOKIE["oc_token"]) && isset($_COOKIE["oc_username"]) && $_COOKIE["oc_remember_login"]) {