Update of /u/gcmpack/MITgcm/pkg/pp81 In directory forge:/tmp/cvs-serv25845 Modified Files: pp81_calc.F pp81_calc_diff.F Log Message: fix ALLOW_3D_DIFFKR implementation in pkg/pp81 (previously had no effect): use 3-D field diffKr as background diffusivity to set minimum diffusivity value