added different beam directions for LER and HER ring in SKEKB class
Created by: JacquelineKeintzel
Assigned different beam directions for HER (-1) and LER (+1) ring in SKEKB, similar as for Beam 1 and Beam 2 in LHC.
Created by: JacquelineKeintzel
Assigned different beam directions for HER (-1) and LER (+1) ring in SKEKB, similar as for Beam 1 and Beam 2 in LHC.