v2.4.0

NeuralPDE v2.4.0

Diff since v2.3.0

Closed issues:

• Cyclops Error with Julia 1.1 (#146)
• Fail to run the example (#153)
• how to set a random initial value (#154)

Merged pull requests:

• Adds missing DiffEqFlux import in first example (#145) (@mdmurbach)
• Mixed derivatives (#147) (@KirillZubov)
• CompatHelper: bump compat for "CUDA" to "2.0" (#156) (@github-actions[bot])
• update for GalacticOptim (#159) (@ChrisRackauckas)