I have added SRM, SR2 and SR3 to the ADS (alignment dither system) part of the ASC.  All necessary IPCs were already there, they were just grounded.  Now we can send the dither signal to the SR mirrors, and also actuate on them with the demodulated signal if we so choose.  We'd like to use this (at least looking at the demodulated sigal) to help us find the correct operating point for the SRC ASC signals.

While I was doing that, I also added the ability to blend the DHARD error signals, in case we decide to do that after we try CHARD error signal blending.

MEDM screens for the DHARD blending are done, although I have not yet completed the screen modifications for the ADS.