message: Fix compiler warning - int can not be appended to string
  Have to use ostringstream here.
diff: @@ -28,8 +28,9 @@ using namespace std;
  void AddScriptCheckThreads(int i, CCheckQueue<CScriptCheck>* pqueue)
  {
  - string tName = "bitcoin-scriptchk" + i;
  - RenameThread(tName.c_str());
  + ostringstream tName;
  + tName << "bitcoin-scriptchk" << i;
  + RenameThread(tName.str().c_str());
  pqueue->Thread();
  }
  