the hardcoded 'OnTitlebar Mouse1 :Raise' (see Window.cc, FluxboxWindow::buttonPressEvent())
is disabled for now, should be added to fluxbox-update_configs
This separates the menu-syntax portions of fluxbox.txt out into its own man
page, and includes a rather large rewrite of much of fluxbox.txt, as well as
small improvements in other pages.
