po: update po/ca/common-base.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/de/contribute.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/de/menu.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/es/common-base.po (pulled from Transifex.net by CiviCRM l10n maintainer)
po: update po/nl/common-base.po (pulled from Transifex.net by CiviCRM l10n maintainer)