Added the basic structure for the pan, tilt and zoom camera driver.

src/examples/firewire_camera_oneshot.cpp

@@ -12,7 +12,6 @@ const int num_frames=10000;
 int main(int argc, char *argv[])
 {
   CFirewireServer *server;
-  CEventServer *event_server;
   timeval start_time,end_time;
   CFirewireCamera *camera1=NULL;
   long elapsed_time[num_frames];
@@ -34,8 +33,6 @@ int main(int argc, char *argv[])
     server->init();
     /* get the new camera with index 0 */
     server->get_camera(0,&camera1);
-    /* get the reference to the event server */
-    event_server=CEventServer::instance();
     /* set the speed to 800 Mbps */
     camera1->set_ISO_speed(800);
     /* configure the camera */