fiedset rendering is broken in latest Chrome

See #211, release log:

• af05b52 by @rultor: Merge branch '__rultor'
• 1a0da99 by @rultor: Merge branch '__rultor'
• 41b530f by @filfreire: fix checkyear for 2020
• 1e05042 by @yegor256: #211 typo
• f536d36 by @yegor256: #211 block inside fieldset
• 61d6d38 by @yegor256: year up
• d254b8d by @dbohdan: docs(readme/usecases): add lin...
• fb28e45 by @yegor256: #188 nodejs 8
• 419d506: Update README.md

Released by Rultor 1.69.1, see build log