Change Details

> This PR: > > - makes GUI error messages bilingual: user's native language + untranslated (i.e. English) > - insures that only untranslated messages are written to the debug log file and to stderr (that is not the case on master). Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16224 | [[https://github.com/bitcoin/bitcoin/pull/16224 | PR16224]]]] - part 3 of 5 Commit: https://github.com/bitcoin/bitcoin/pull/16224/commits/7e923d47ba9891856b86bc9f718cf2f1f773bdf6

> This PR: > > - makes GUI error messages bilingual: user's native language + untranslated (i.e. English) > - insures that only untranslated messages are written to the debug log file and to stderr (that is not the case on master). Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16224 | PR16224]] - part 3 of 5 Commit: https://github.com/bitcoin/bitcoin/pull/16224/commits/7e923d47ba9891856b86bc9f718cf2f1f773bdf6 Depends on D7986

> This PR: > > - makes GUI error messages bilingual: user's native language + untranslated (i.e. English) > - insures that only untranslated messages are written to the debug log file and to stderr (that is not the case on master). Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16224 | [[https://github.com/bitcoin/bitcoin/pull/16224 | PR16224]]]] - part 3 of 5 Commit: https://github.com/bitcoin/bitcoin/pull/16224/commits/7e923d47ba9891856b86bc9f718cf2f1f773bdf6 Depends on D7986