v0.15.1

MPI v0.15.1

Diff since v0.15.0

Closed issues:

• Slow communication speed within machines, but fast speed between machines (#400)
• MPI Julia Issue (#402)
• JULIA_MPIEXEC_ARGS should work consistently if installed with system or JLL MPI version (#410)
• Error with cat in Reduce (#414)
• MPI_ERR_OTHER in MPI.Gather (#416)

Merged pull requests:

• try github actions (#408) (@simonbyrne)
• Switch JULIA_MPIEXEC_ARGS back to runtime and apply if JLL is used (#411) (@simonbyrne)
• Update README.md (#415) (@jakebolewski)
• Update Reduce example to use custom datatypes and operators (#419) (@simonbyrne)
• only update deps.jl if MPI has changed (#420) (@simonbyrne)