* refactor: removed UITask dependency from MyMesh. New MyMesh::Listener interface

* UITask's are now a MyMesh task Listener

examples/companion_radio/main.cpp

@@ -114,11 +114,7 @@ MultiSerialInterface interface_manager;
 
 StdRNG fast_rng;
 SimpleMeshTables tables;
-MyMesh the_mesh(radio_driver, fast_rng, rtc_clock, tables, store
-   #ifdef DISPLAY_CLASS
-      , &ui_task
-   #endif
-);
+MyMesh the_mesh(radio_driver, fast_rng, rtc_clock, tables, store);
 
 /* END GLOBAL OBJECTS */
 
@@ -285,6 +281,7 @@ void setup() {
 
 #ifdef DISPLAY_CLASS
   ui_task.begin(disp, &sensors, the_mesh.getNodePrefs());  // still want to pass this in as dependency, as prefs might be moved
+  the_mesh.setListener(&ui_task);
 #endif
 
   board.onBootComplete();