master
Merge branch 'gawk-5.4-stable'
Update awklib/.gitignore.
Stash changes for 5.4.1 until ready for release.
Fix whitespace in various ChangeLog files.
Update gettext version in the doc.
Updat copyright year where needed.
Restore iconv.m4.
Update awklib/extract.awk.
Move to gawk-3.0.0.