[latex3-commits] [git/LaTeX3-latex3-latex2e] develop's head updated: Merge pull request #540 from latex3/gh504 (b022522b)

[joseph at dante.de]

Repository : https://github.com/latex3/latex2e
Branch 'develop' now includes:

     b181bb9d Do not rollback expl3 file stack management
     ee36b774 Add test files for #504
     15e06c99 changes.txt entry for b181bb9d
     adfc3719 Add ltnews33 entry
     42b964b9 Update rollback test files
     d562ffb4 Minor fixes
     b022522b Merge pull request #540 from latex3/gh504