heliwm keys
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Shift-Ctrl F2	Terminate heliwm.
Alt F2	Raise a window.
Alt F3	Lower a window.
Alt F4	Close a window.
Alt F5	Move pointer to next window.
Alt F6	Move pointer to previous window.
Alt F7	Trigger move operation.
Alt F8	Trigger resize operation.
Alt F9	Iconify/deiconify a window.
Alt F10	Maximize/unmaximize a window.

Alt Tab	Move pointer to next window.
Alt-Shift Tab	Move pointer to previous window.

Left   button	Raise a window.
Middle button	Iconify/deiconify a window.
Right  button	Lower a window.

Alt Left   button	Trigger move operation.
Alt Middle button	Maximize/unmaximize a window.
Alt Right  button	Trigger resize operation.

