Log Message: |
Teach backport.pl entering votes.
* tools/dist/backport.
($AVAILID): New global.
(usage): Document new functionality.
(prompt): Grow 'extra' parameter.
(vote): New subroutine.
(exit_stage_left): New subroutine.
(handle_entry): Implement "vote" and "quit" functions, grow new parameter.
(main): Collect votes in the loop and pss them to exit_stage_left() for
handling.
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