code cleaning & cubit script updates #229

Job	Run time
Check file changes	17s
Test on Mac	7m 7s
Test on ubuntu-latest	2m 14s
Test Intel on ubuntu-20.04	18m 55s
Test on ubuntu-20.04	2m 14s
Test run example 2 - fault tpv5	5m 31s
Test run example 0 - make tests	6m 53s
Test run example 3 - layered halfspace	3m 30s
Test run example 11 - poroelastic	3m 40s
Test run example 1 - meshfem3D simple model	4m 10s
Test run example 10 - homogeneous halfspace	2m 55s
Test run example 4 - small adjoint	4m 3s
Test run example 5 - socal1D	3m 19s
Test run example 6 - socal1D 1d_socal	3m 17s
Test run example 7 - socal1D 1d_prem	3m 28s
Test run example 8 - socal1D 1d_cascadia	3m 13s
Test run example 12 - PML elastic	2m 39s
Test run example 9 - coupling FK	4m 3s
Test run example 13 - PML acoustic	2m 18s
Test run example 14 - waterlayered halfspace	3m 59s
Test run example 15 - tomographic model	2m 44s
Test run example 16 - cavity	3m 15s
Test run example 17 - sep bathymetry	5m 22s
Test run example 18 - socal1D hdf5 i/o	3m 29s
Test run example 19 - meshfem3D simple model w/ ADIOS2	6m 39s
	1h 49m 14s

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