Improvement
- re-implemented HSP2GG, HSP2GG2 and HSP2GG3 based on HSH2GG, to control SH interpolation to Gaussian gridsJira server ECMWF Software Support serverId 267ffb4b-b041-3e3e-bee4-0486d22e0a7f key EMOS-236
Bug fixes
- corrected encoding of -90/0 rotationJira server ECMWF Software Support serverId 267ffb4b-b041-3e3e-bee4-0486d22e0a7f key EMOS-233
- wrong behaviour of configuration option -DENABLE_TESTS=OFFJira server ECMWF Software Support serverId 267ffb4b-b041-3e3e-bee4-0486d22e0a7f key EMOS-235