remove APPLICATION_MAX_POST_SPLIT

src/config-default.php

@@ -35,7 +35,6 @@ define('MEMCACHE_DHT_PROFILE_TIMEOUT', 3600);
 define('APPLICATION_ALLOW_REGISTRATION', true);
 define('APPLICATION_FOLLOW_ON_REGISTRATION', []);
 
-define('APPLICATION_MAX_POST_SPLIT', 5);
 define('APPLICATION_MAX_POST_FEED', 50);
 
 define('APPLICATION_USER_REGISTRATION_TIMEOUT', 86400);