ICU-11058 support nested collation rule imports; make the importer stateless

X-SVN-Rev: 36157
7 files changed
tree: 117cc291be2e485309e62b6a5f5e33db6533fcc0
  1. icu4c/
  2. icu4j/
  3. tools/
  4. .gitattributes
  5. .gitignore