Add support for custom rotate command

config.info

@@ -5,6 +5,7 @@ nginx_cmd=Full path to Nginx command,0
 start_cmd=Command to start Nginx,0
 stop_cmd=Command to stop Nginx,0
 apply_cmd=Command to apply Nginx configuration,0
+rotate_cmd=Command to re-open all log files,3,Just use apply command
 child_procs=Default number of PHP child processes,3,Virtualmin default
 php_socket=Connect Nginx to PHP processes with,1,1-Socket files,0-TCP connections
 extra_dirs=Additional Nginx directives for new virtual hosts,9,80,5,\t

virtual_feature.pl

@@ -1325,10 +1325,10 @@ sub feature_restart_web
 }
 
 # feature_restart_web_command()
-# Returns the Nginx restart command
+# Returns the Nginx log rotation command
 sub feature_restart_web_command
 {
-return $config{'apply_cmd'};
+return $config{'rotate_cmd'} || $config{'apply_cmd'};
 }
 
 # feature_get_web_php_children(&domain)