i18n-pt_BR: synchronized with 734ff413eb7e

--HG--
branch : stable
tests: fix Mac doctest escape code garbage for check-translations

--HG--
branch : stable
extra : rebase_source : 7603a65be8db8f0142c0786dc37956341d241dd4
parsers: backout version mismatch detection from 21dafd8546d1

This introduced mandatory recompilations and breaks pure mode in tests
merge with stable