[ENH] add HPC extended atlas

[Remi-Gau]

closes #59

[codecov]

Codecov Report

Merging #80 (ce1e2d8) into main (457cee8) will decrease coverage by 0.17%.
The diff coverage is 75.00%.

❗ Current head ce1e2d8 differs from pull request most recent head 34da6b3. Consider uploading reports for the commit 34da6b3 to get more accurate results

@@            Coverage Diff             @@
##             main      #80      +/-   ##
==========================================
- Coverage   85.66%   85.48%   -0.18%     
==========================================
  Files          24       26       +2     
  Lines         544      565      +21     
==========================================
+ Hits          466      483      +17     
- Misses         78       82       +4     

Flag	Coverage Δ
unittests	85.48% <75.00%> (-0.18%)	⬇️

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Impacted Files	Coverage Δ
src/atlas/copyAtlasToSpmDir.m	0.00% <0.00%> (ø)
src/atlas/isAKnownAtlas.m	50.00% <50.00%> (ø)
src/atlas/unzipAtlas.m	73.33% <71.42%> (-26.67%)	⬇️
src/atlas/extractRoiFromAtlas.m	81.81% <100.00%> (+0.56%)	⬆️
src/atlas/getAtlasFilename.m	90.90% <100.00%> (+9.09%)	⬆️
src/atlas/getLookUpTable.m	60.71% <100.00%> (+17.85%)	⬆️
src/utils/isOctave.m	100.00% <100.00%> (ø)

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