initial upload

tests/read_write_srcrec.cxx

@@ -0,0 +1,9 @@
+#include <iostream>
+#include "grid.h"
+
+
+int main() {
+    std::cout << "Tests started!" << std::endl;
+    std::cout << "Tests (0) succeeded!" << std::endl;
+    return 0; // You can put a 1 here to see later that it would generate an error
+}