Brings in 3 PRs from b4b-dev to master:
- Do not crash "make all" even if pylint isn't clean (ESCOMP/CTSM#2353; Sam Rabin)
- Resolve pylint issues (ESCOMP/CTSM#2354; Sam Rabin)
- Move FSURDATMODIFYCTSM test to Derecho (ESCOMP/CTSM#2364; Sam Rabin)