use shortcut manager for the main help menu * main_window.cc (add_action): new parameter for the signal receiver; (construct_help_menu): use add_action for the actions of the menu; (construct_documentation_menu): use add_action for the actions of the menu; (set_global_shortcuts): set/unset shortcuts * main-window.h: actions are class variables, add_action with new parameter * shortcut-manager.cc (do_init_data): initialize the shortcuts in the help menu

Octave PROJECTS
===============

A list of proposed projects is maintained at: 
             
             http://wiki.octave.org/Projects

If you start working steadily on a project, please let
maintainers@octave.org know.  We might have information that could help
you.  You should also read the Contributing Guidelines chapter in the
Octave manual.