employ stopModule

modules/print/src/print.cpp

@@ -10,7 +10,7 @@ Print::~Print() {
 
 void Print::run() {
     std::cout << "Print lib loaded and run!\n";
-    app.unload(self);
+    app.stopModule(self);
     //app.end();
-    std::cout << "app.unload() called\n";
+    std::cout << "app.stopModule() called\n";
 }