JuliaOcean/PlanktonIndividuals.jl: v0.5.0

PlanktonIndividuals v0.5.0 Diff since v0.4.9 Merged pull requests: clean up code in halo_regions.jl (#53) (@zhenwu0728) CompatHelper: bump compat for CUDAKernels to 0.4, (keep existing compat) (#54) (@github-actions[bot]) CompatHelper: bump compat for KernelAbstractions to 0.8, (keep existing compat) (#55) (@github-actions[bot]) add CONTRIBUTING.md draft (#56) (@gaelforget) add Macro molecular mode for phytoplankton growth (#57) (@zhenwu0728) final (?) revision to paper (#58) (@gaelforget