message: update remote handler factory to include skeleton, re-arrange registering factories alphabetically
diff: #include "ImagingRemoteFactory.h"
  #include "Location2DRemoteFactory.h"
  #include "LocomotionRemoteFactory.h"
  +#include "SkeletonRemoteFactory.h"
  #include "TrackerRemoteFactory.h"
  // Library/third-party includes
  @@ -44,14 +45,15 @@ namespace client {
  void populateRemoteHandlerFactory(RemoteHandlerFactory &factory,
  VRPNConnectionCollection const &conns) {
  /// Register all the factories.
  - TrackerRemoteFactory(conns).registerWith(factory);
  AnalogRemoteFactory(conns).registerWith(factory);
  ButtonRemoteFactory(conns).registerWith(factory);
  - ImagingRemoteFactory(conns).registerWith(factory);
  EyeTrackerRemoteFactory(conns).registerWith(factory);
  + ImagingRemoteFactory(conns).registerWith(factory);
  Location2DRemoteFactory(conns).registerWith(factory);
  LocomotionRemoteFactory(conns).registerWith(factory);
  DirectionRemoteFactory(conns).registerWith(factory);
  + SkeletonRemoteFactory(conns).registerWith(factory);
  + TrackerRemoteFactory(conns).registerWith(factory);
  }
  } // namespace client
  