removes unused m:b params

sim/microbit.ts

@@ -86,8 +86,6 @@ namespace pxsim.visuals {
         runtime: pxsim.Runtime;
         theme?: IBoardTheme;
         disableTilt?: boolean;
-        activeComponents: string[];
-        fnArgs?: any;
     }
 
     const pointerEvents = !!(window as any).PointerEvent ? {

sim/visuals/boardhost.ts

@@ -21,8 +21,6 @@ namespace pxsim.visuals {
                 this.boardView = new visuals.MicrobitBoardSvg({
                     runtime: runtime,
                     theme: visuals.randomTheme(),
-                    activeComponents: activeComponents,
-                    fnArgs: fnArgs,
                     disableTilt: false
                 });
             } else {