add --no-header for 'buildtest inspect list' and rename --parse to --terse

[shahzebsiddiqui]

No description provided.

[codecov]

Codecov Report

Merging #816 (c32e53c) into devel (07e6b46) will decrease coverage by 2.79%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##            devel     #816      +/-   ##
==========================================
- Coverage   77.81%   75.02%   -2.79%     
==========================================
  Files          37       37              
  Lines        4223     4227       +4     
  Branches      781      782       +1     
==========================================
- Hits         3286     3171     -115     
- Misses        758      882     +124     
+ Partials      179      174       -5     

Impacted Files	Coverage Δ
buildtest/cli/__init__.py	97.42% <100.00%> (+0.02%)	⬆️
buildtest/cli/inspect.py	94.74% <100.00%> (+0.09%)	⬆️
buildtest/executors/lsf.py	21.53% <0.00%> (-61.11%)	⬇️
buildtest/cli/compilers.py	52.68% <0.00%> (-15.18%)	⬇️
buildtest/config.py	55.63% <0.00%> (-10.56%)	⬇️
buildtest/system.py	68.67% <0.00%> (-9.04%)	⬇️
buildtest/executors/setup.py	55.00% <0.00%> (-9.00%)	⬇️
buildtest/executors/job.py	84.62% <0.00%> (-7.69%)	⬇️
buildtest/buildsystem/base.py	87.91% <0.00%> (-2.56%)	⬇️
buildtest/buildsystem/batch.py	69.33% <0.00%> (-1.33%)	⬇️
... and 3 more

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