pmt: Improve libraries

- Tests have been improved.
 - Some functions and classes in libhelper have been improved for better results.

srclib/libpartition_map/tests/test.cpp

@@ -18,7 +18,6 @@
 #include <iostream>
 #include <libpartition_map/lib.hpp>
 #include <unistd.h>
-#include <pstl/glue_execution_defs.h>
 
 int main() {
   if (getuid() != 0) return 2;