implemented rebuild for MO

src/tasks/modorganizer.cpp

@@ -54,6 +54,15 @@ fs::path modorganizer::super_path()
 	return paths::build() / "modorganizer_super";
 }
 
+void modorganizer::do_clean_for_rebuild()
+{
+	instrument(times_.clean, [&]
+	{
+		op::delete_directory(cx(),
+			this_source_path() / "vsbuild", op::optional);
+	});
+}
+
 void modorganizer::do_fetch()
 {
 	instrument(times_.init_super, [&]

src/tasks/tasks.h

@@ -274,6 +274,7 @@ public:
 protected:
 	void do_fetch() override;
 	void do_build_and_install() override;
+	void do_clean_for_rebuild() override;
 
 private:
 	std::string repo_;