Adiciona gifs das interfaces criadas com as bibliotecas tcltk

gWidgets/gifs/hist_Button.gif

gWidgets/gifs/hist_Checkbox.gif

gWidgets/gifs/hist_Checkboxgroup.gif

gWidgets/gifs/hist_Numeric.gif

gWidgets/gifs/hist_Radio.gif

gWidgets/gifs/hist_Select.gif

gWidgets/gifs/hist_Slider.gif

gWidgets/gifs/hist_Text.gif

rpanel/gifs/hist_button.gif

rpanel/gifs/hist_checkbox.gif

rpanel/gifs/hist_checkboxgroup.gif

rpanel/gifs/hist_numeric.gif

rpanel/gifs/hist_radio.gif

rpanel/gifs/hist_select.gif

rpanel/gifs/hist_select2.gif

rpanel/gifs/hist_slider.gif

rpanel/gifs/hist_text.gif