feat(meson): add meson build option

[jdhughes-usgs]

Replace .format() with f-strings using flynt. Use isort to clean-up
package imports.

[codecov]

Codecov Report

Attention: Patch coverage is 53.69650% with 119 lines in your changes missing coverage. Please review.

Project coverage is 65.933%. Comparing base (63be7b1) to head (891e9c5).
Report is 82 commits behind head on master.

Files	Patch %	Lines
pymake/autotest/autotest.py	17.721%	65 Missing ⚠️
pymake/pymake_base.py	78.947%	12 Missing ⚠️
pymake/utils/_compiler_switches.py	10.000%	9 Missing ⚠️
pymake/pymake.py	60.000%	8 Missing ⚠️
pymake/utils/download.py	75.000%	8 Missing ⚠️
pymake/plot/dependency_graphs.py	28.571%	5 Missing ⚠️
pymake/utils/_usgs_src_update.py	78.571%	3 Missing ⚠️
pymake/utils/usgsprograms.py	84.210%	3 Missing ⚠️
pymake/utils/_compiler_language_files.py	33.333%	2 Missing ⚠️
pymake/utils/_dag.py	0.000%	2 Missing ⚠️
... and 2 more

Additional details and impacted files

@@              Coverage Diff              @@
##            master      #105       +/-   ##
=============================================
- Coverage   66.116%   65.933%   -0.183%     
=============================================
  Files           16        16               
  Lines         4120      4139       +19     
=============================================
+ Hits          2724      2729        +5     
- Misses        1396      1410       +14     

Files	Coverage Δ
pymake/__init__.py	100.000% <100.000%> (ø)
pymake/pymake_parser.py	31.578% <ø> (ø)
pymake/pymake_build_apps.py	82.291% <75.000%> (ø)
pymake/utils/_Popen_wrapper.py	90.000% <66.666%> (ø)
pymake/utils/_compiler_language_files.py	95.833% <33.333%> (ø)
pymake/utils/_dag.py	81.621% <0.000%> (ø)
pymake/utils/_usgs_src_update.py	87.965% <78.571%> (ø)
pymake/utils/usgsprograms.py	83.414% <84.210%> (-0.081%)	⬇️
pymake/plot/dependency_graphs.py	62.500% <28.571%> (-1.454%)	⬇️
pymake/pymake.py	75.155% <60.000%> (+0.077%)	⬆️
... and 4 more