v0.95.21

Oceananigans v0.95.21

Diff since v0.95.20

Merged pull requests:

• Lagrangian Smagorinsky for 2D flows (#4009) (@simone-silvestri)
• Set a default Clock depending on the grid (#4096) (@glwagner)
• Expose tridiagonal_direction as kwarg for FourierTridiagonalPoissonSolver (#4169) (@glwagner)
• Improve definition of @apply_regionally (#4178) (@giordano)
• Add "_rank0", "_rank1" etc to output prefix on distributed architectures (#4179) (@glwagner)
• Adds viscosity(model) method and similarly for diffusivity (#4180) (@tomchor)

Closed issues:

• DynamicSmagorinsky is very slow using default arguments and sometimes produces NaNs (#4069)