Add switch -sp to split files in signal/keypress (and other WaitMethods) modes
Fix spelling error in raspistill

Fix spelling of "stablisation" => "stabilisation" in help text of raspistill
Issue #11 (jamesh65/userland) colfx options not working correctly

Fixed a bug - was setting the U value twice, and not setting V.
Bumped version numbers to suit.
Added -sn flag to set initial segment number.