Backports NanoUI fixes from dev.

Fixes #11579.

code/modules/nano/modules/crew_monitor.dm

@@ -2,7 +2,7 @@
 	name = "Crew monitor"
 
 /obj/nano_module/crew_monitor/Topic(href, href_list)
-	if(..()) return
+	if(..()) return 1
 	var/turf/T = get_turf(src)
 	if (!T || !(T.z in config.player_levels))
 		usr << "<span class='warning'>Unable to establish a connection<span>: You're too far away from the station!"

code/modules/nano/modules/power_monitor.dm

@@ -47,7 +47,7 @@
 // Allows us to process UI clicks, which are relayed in form of hrefs.
 /obj/nano_module/power_monitor/Topic(href, href_list)
 	if(..())
-		return
+		return 1
 	if( href_list["clear"] )
 		active_sensor = null
 	if( href_list["refresh"] )

code/modules/nano/nanoui.dm

@@ -140,6 +140,7 @@ nanoui is used to open and update nano browser uis
   * @return nothing
   */
 /datum/nanoui/proc/update_status(var/push_update = 0)
+	src_object = src_object.nano_host()
 	var/new_status = src_object.CanUseTopic(user, state)
 	if(master_ui)
 		new_status = min(new_status, master_ui.status)