Fix erroneous use of `grid_latitude` and `grid_longitude` and cleaned ocean grid fixes#1092

Merged

schlunma merged 6 commits intomasterfrom

fix_ocean_grid_fix

May 5, 2021

Commits on Apr 29, 2021

Fixed ocean grid fix
schlunma
committed

Commits on May 3, 2021

Commits on May 4, 2021

Generalized retrieving of coordinate dimensions for 1D index coordinates
schlunma
committed
Added warning if data for fix is not 3D and added comment with link to CF conventions
schlunma
committed

Commits on May 5, 2021

Extended comment in OceanFixGrid
schlunma
committed