v0.9.4

UltraDark v0.9.4

Diff since v0.9.3

Closed issues:

• use parallel reductions to compute sum, maximum, etc (#126)
• HDF5 output (#130)

Merged pull requests:

• opt: Parallelise maximums and sums with Folds.jl (#128) (@musoke)
• feat: HDF5 output (#131) (@musoke)
• fix: Output of slices from pencil arrays (#132) (@musoke)
• chore: bump 0.9.4 (#133) (@musoke)
• chore: specify Folds.jl compat (#134) (@musoke)