Sync utf8 clipboard support

common/rfb/encodings.h

@@ -88,6 +88,9 @@ namespace rfb {
   // VMware-specific
   const int pseudoEncodingVMwareCursorPosition = 0x574d5666;
 
+  // UltraVNC-specific
+  const int pseudoEncodingExtendedClipboard = 0xC0A1E5CE;
+
   int encodingNum(const char* name);
   const char* encodingName(int num);
 }