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* install: bump python to 3.8, add cnp.import\_array()
* ci: re-add macos, remove travis, appveyor
* ci: use numpy without qualification
* ci: properly specify numpy 2.0 and use working artifact uploader
* ci: switch to compiling with numpy 2.0
* ci: use non-buggy version of cibuildwheel
* refactor: remove COUNT\_T
* redesign: remove \_\_version\_\_ attribute
* perf: reduce memory usage during finaly copy for unique\_via\_sort
* fix: unique supports large arrays for the counts
* fix: accurate unique counts for large arrays
* build: more modernizations