updates Marmousi2 example; adds support for binary tomography files and vectorization #112

Job	Run time
Check file changes	18s
Test Intel on ubuntu-20.04	5m 24s
Test on Mac	7m 9s
Test on ubuntu-latest	1m 7s
Test on ubuntu-20.04	1m 17s
Test run example 3 - benchmark claerbout kernel elastic SH	3m 8s
Test run example 0 - make tests	2m 26s
Test run example 2 - benchmark claerbout kernel elastic P-SV	2m 24s
Test run example 1 - benchmark claerbout kernel acoustic	2m 17s
Test run example 4 - benchmark claerbout kernel acoustic-elastic	2m 52s
Test run example 5 - moving sources	1m 58s
Test run example 6 - anisotropy	1m 27s
Test run example 7 - Industrial_Format_SEP	5m 22s
Test run example 9 - simple_topography_and_also_a_simple_fluid_layer debug	2m 36s
Test run example 8 - axisymmetric_case_AXISYM_option	2m 30s
Test run example 10 - simple_topography_and_also_a_simple_fluid_layer debug double_precision	2m 30s
Test run example 11 - tomographic_ocean_model	1m 22s
Test run example 11 - Marmousi2	1m 59s
	48m 6s

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