Module name change iplt -> img

modules/gui/src/data_viewer/mask_overlay.cc

modules/gui/src/data_viewer/mask_overlay.hh

modules/gui/src/data_viewer/null_overlay.cc

modules/gui/src/data_viewer/null_overlay.hh

modules/gui/src/data_viewer/overlay_base.cc

modules/gui/src/data_viewer/overlay_base.hh

modules/gui/src/data_viewer/overlay_base_fw.hh

modules/gui/src/data_viewer/overlay_manager.cc

modules/gui/src/data_viewer/overlay_manager.hh

modules/gui/src/data_viewer/overlay_manager_fw.hh

modules/gui/src/data_viewer/overlay_manager_gui.cc

modules/gui/src/data_viewer/overlay_manager_gui.hh

modules/gui/src/data_viewer/overlay_manager_observer.hh

modules/gui/src/data_viewer/pointlist_overlay.cc

modules/gui/src/data_viewer/pointlist_overlay.hh

modules/gui/src/data_viewer/pointlist_overlay_base.cc

modules/gui/src/data_viewer/pointlist_overlay_base.hh

modules/gui/src/data_viewer/strategies.cc

modules/gui/src/data_viewer/strategies.hh

modules/gui/src/data_viewer/strategies_fw.hh