This patch extends the SPID driver with support for the Rot1Prog az
rotator controller. It also updates protocol documentation. The driver
has been tested with Rot1Prog and with Rot2Prog for regression.
Submitted by Norvald H. Ryeng <ryeng@users.sourceforge.net). Tracker
info: SPID Rot1Prog rotator driver - ID: 3167384
git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@3027 7ae35d74-ebe9-4afe-98af-79ac388436b8