reorganize GUIs icons * FigureWindow.cc (FigureWIndow.cc): use QIcon::fromTheme * ToolBarButton.cc (get_icon): dito * libgui/src/icons/*.png: moved into tango/128x128/, octave/128x128/ or cursor/ * libgui/src/icons/*.svg: moved into tango/scalable/ or octave/scalable/ * libgui/src/cursors/licence.md of cursors * libgui/src/icons/licence.md of icons * libgui/src/icons/icons_license: removed ol file * documentation.cc (construct_toolbar): use standard icon names for zoom icons * m-editor/file-editor.cc (construct): dito * main-window.cc (main_window) call ressource_manger::config_icon_theme * module.mk: update icon paths * octave-dock-widget.cc (label_dock_widget): use QIcon::fromTheme; (octave_dock_widget): use QIcon::fromTheme and update icon paths in css; (make_window): update icon paths in css; (make_widget): update icon paths in css; (set_style): update icon paths in css, use QIcon::fromTheme; * octave-qobject.cc (base_object): call config_icon_theme if no gui is started; * ressource_mamager.cc (config_icon_theme): new function setting the * resource-manager.h: new function config_icon_theme * libgui/src/resource.qrc: update paths of graphics files

(binary:image/png)