Minor PHP errors about mybb

[RevertIT]

A quick fix would be
1#

if(empty($gettemplate))
{
	$gettemplate = array();
	$gettemplate['template'] = "";
}

2# $groups = explode(",", (string) $gid);
3# if(strtolower((string) $lang->settings['charset']) == "utf-8")

[Eldenroot]

A quick fix would be 1#

if(empty($gettemplate))
{
	$gettemplate = array();
	$gettemplate['template'] = "";
}

2# $groups = explode(",", (string) $gid); 3# if(strtolower((string) $lang->settings['charset']) == "utf-8")

can you create a PR?