build runs, lots of uncommented and lots of untested though

Refactor everything. Create nice submodules/ and packages/ folders.

packages/kernel_module/user/hello_cpp.cpp

@@ -0,0 +1,7 @@
+/* https://github.com/cirosantilli/linux-kernel-module-cheat#sanity-checks */
+
+#include <iostream>
+
+int main() {
+    std::cout << "hello cpp" << std::endl;
+}