postBuild

jupyter contrib nbextension install --user
jupyter nbextension enable collapsible_headings/main --user
jupyter nbextension enable contrib_nbextensions_help_item/main --user
jupyter nbextension enable datestamper/main --user
jupyter nbextension enable exercise/main --user
jupyter nbextension enable exercise2/main --user
jupyter nbextension enable freeze/main --user
jupyter nbextension enable help_panel/help_panel --user 
jupyter nbextension enable hide_input_all/main --user
jupyter nbextension enable highlight_selected_word/main --user
jupyter nbextension enable hinterland/hinterland --user 
jupyter nbextension enable keyboard_shortcut_editor/main --user
jupyter nbextension enable nbextensions_configurator/config_menu/main --user
jupyter nbextension enable nbextensions_configurator/tree_tab/main --user
jupyter nbextension enable rubberband/main --user
jupyter nbextension enable spellchecker/main --user
jupyter nbextension enable toc2/main --user
jupyter nbextension enable toggle_all_line_numbers/main --user