Add a set of self-microbenchmarks (#51)

Co-authored-by: Lauri Kasanen <cand@gmx.com>

common/rfb/VNCServerST.cxx

@@ -76,6 +76,8 @@ static LogWriter slog("VNCServerST");
 LogWriter VNCServerST::connectionsLog("Connections");
 EncCache VNCServerST::encCache;
 
+void SelfBench();
+
 //
 // -=- VNCServerST Implementation
 //
@@ -212,6 +214,9 @@ VNCServerST::VNCServerST(const char* name_, SDesktop* desktop_)
   }
 
   trackingClient[0] = 0;
+
+  if (Server::selfBench)
+    SelfBench();
 }
 
 VNCServerST::~VNCServerST()