Refactored osgQt so that QWebViewImage is now entirely implementated in the header, and osgQt itself no longer compiles it,

leaving it to only applications that require it to include the header and it's implementation and with ith the QWebKit dependency.

include/osg/Image

@@ -337,6 +337,9 @@ class OSG_EXPORT Image : public BufferData
             virtual void operator () (osg::StateAttribute* attr, osg::NodeVisitor* nv);
         };
 
+        /** method for hinting whether to enable or disable focus to images acting as front ends to interactive surfaces such as a vnc or browser window.  Return true if handled. */
+        virtual bool sendFocusHint(bool focus) { return false; }
+
         /** method for sending pointer events to images that are acting as front ends to interactive surfaces such as a vnc or browser window.  Return true if handled. */
         virtual bool sendPointerEvent(int /*x*/, int /*y*/, int /*buttonMask*/) { return false; }