altos: Fetch current quadrature status at startup time
authorKeith Packard <keithp@keithp.com>
Wed, 4 Jul 2018 23:08:31 +0000 (16:08 -0700)
committerKeith Packard <keithp@keithp.com>
Wed, 4 Jul 2018 23:08:31 +0000 (16:08 -0700)
This avoids having the state appear to change the first time we look
at the device.

Signed-off-by: Keith Packard <keithp@keithp.com>

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