Rename computefluxes! to computeprognostic!

docs/src/manual/architecture.md

docs/src/manual/overview.md

src/CryoGrid.jl

src/Physics/Heat/heat_conduction.jl

src/Physics/Heat/heat_implicit.jl

src/Physics/Heat/heat_water.jl

src/Physics/Hydrology/water_balance.jl

src/Physics/Lakes/lake_simple.jl

src/Physics/Salt/salt_diffusion.jl

src/Physics/Snow/snow_bulk.jl

src/Physics/Snow/snow_lite.jl

src/Physics/Snow/snowpack.jl

src/Physics/Sources/Sources.jl

src/Physics/Surface/SWB/coupled_sweb.jl

src/Physics/Surface/SWB/swb.jl

src/Tiles/stratigraphy.jl

src/Tiles/tile.jl

src/Tiles/tile_base.jl

src/coupling.jl

src/methods.jl