release-78.1
ICU-23057 BRS_78_GA Update version number to 78.1 (no SNAPSHOT / rc)
ICU-21833 remove redundant void parameter lists
ICU-23056 Update BRS commit checker to recognize done resolution status
ICU-23056 BRS78 Update currency numeric codes
ICU-20033 Add a top-level README.md (#11)
ICU-23057 BRS_78_GA ICU4C APIChangeReport update
ICU-23056 Add Python tool find JIRA issues for the 'scrub issues' BR…
ICU-13392 move IcuCodeTools to separate repo
ICU-23055 Update outdated site.icu-project.org URLs.
ICU-23055 Update outdated sourceforge.net URLs.