Working test runner!!!

lib/catch2/include/catch_runner.hpp

@@ -1,3 +1,7 @@
 #pragma once
 
-void run_catch(void);
+/*
+ * Executes the Catch2 test runner as if called from the commandline on a
+ * standard unix-y system.
+ */
+int exec_catch2(int argc, char **argv);