Code Cleanup - TDB removal

- TDB removed from all code, but source kept for further reference.

src/tests/tdb.t.cpp

@@ -27,7 +27,6 @@
 #include <iostream>
 #include <unistd.h>
 
-#include "TDB.h"
 #include "main.h"
 #include "test.h"
 
@@ -40,6 +39,7 @@ int main (int argc, char** argv)
 
   try
   {
+/*
     // Remove any residual test file.
     unlink ("./pending.data");
     unlink ("./completed.data");
@@ -113,6 +113,7 @@ int main (int argc, char** argv)
 
     // GC the files.
     t.is (tdb.gc (), 1, "1 <- TDB::gc");
+*/
   }
 
   catch (std::string& error)