Move client attributes out of ServerParams

ServerParams should contain the server state and not information about
client settings or capabilities. Move those things up a level to the
CConnection object.
diff --git a/common/rfb/ServerParams.cxx b/common/rfb/ServerParams.cxx
index 289c864..bfeb80d 100644
--- a/common/rfb/ServerParams.cxx
+++ b/common/rfb/ServerParams.cxx
@@ -25,12 +25,9 @@
 
 ServerParams::ServerParams()
   : majorVersion(0), minorVersion(0),
-    supportsLocalCursor(false),
-    supportsDesktopResize(false),
-    supportsLEDState(false), supportsQEMUKeyEvent(false),
+    supportsQEMUKeyEvent(false),
     supportsSetDesktopSize(false), supportsFence(false),
     supportsContinuousUpdates(false),
-    compressLevel(2), qualityLevel(-1),
     width_(0), height_(0), name_(0),
     ledState_(ledUnknown)
 {