Patches for building on TOSS4 with spack v0.19.1.

[mdavis36]

Summary

• This PR is a feature
• It does the following:
  • Enable Spheral to build on toss_4_x86_64_ib systems.
  • Increase allocation time for Lassen from default 60 min to 90
  • Reduce Number of CI jobs we store in spheral_builds dir.
  • Update Spack to v0.19.1
  • Increase the functionality of tpl-manager.py
    • --no-clean is enabled only by it's existence (Do not need to pass --no-clean true to enable)
    • --debug will run spack commands with the -d flag for returning debug output.
    • --no-spec will skip the spec step of tpl-manager and will not output the dependency tree.
  • Fix r-path runtime error when using additional TPLs, additional lib directories should be added to SPHERAL_ADDITIONAL_RPATHS.

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ToDo :

• Annotate RELEASE_NOTES.md with notable changes.
• Create LLNLSpheral PR pointing at this branch. (PR#40)
• LLNLSpheral PR has passed all tests.

[jmikeowen]

Yep, looking good to go

[mdavis36]

Okay @jmikeowen this is passing everywhere, can I get an approval to merge.

[jmikeowen]

Looks good. Perhaps we we should just link our own Qhull usage with the scipy provided one in a future change?