po: update po/ca/event.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/es_MX/batch.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/es_MX/member.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/hu/common-base.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/hu/contribute.po (pulled from Transifex.net by CiviCRM l10n maintainer)