[evlatests] Data flowing again

[Walter Brisken]

>    All data look great.  All antennas up, but 16 is being
> intermittently flagged.

This is clearly an FRM rotation problem:

<EVLAMessage location='ea16-acu' timestamp='54281.0376325' ><device 
name='FRM'><monitor name='RotPosError' type='analog' value='48.290272' 
alert='1' hi_alert='1' lo_alert='0' /></device></EVLAMessage>

Someone should mainsave this.

-W