http: error fix in starting Civetweb
http: error fix in starting Civetweb

Keep support of older signature for THttpServer starting like
   new THttpServer("http:8080/none?numthrd=5");
'/none' suffix was due to TUrl limitation

Signed-off-by: Bertrand Bellenot <6715f273cb2881a3bfbd56f899a7173358fb0b89@cern.ch>

tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot,tc3t/qoot