Fix build issues in make_object; fix linkage issues

mesosphere/source/test.cpp

@@ -1,4 +1,11 @@
+#include <mesosphere/core/make_object.hpp>
+#include <mesosphere/processes/KEvent.hpp>
+
+using namespace mesosphere;
+
 int main(void) {
+    auto obj = MakeObjectRaw<KEvent>();
+    (void)obj;
     for(;;);
     return 0;
 }