Merge git://github.com/git-l10n/git-po

By Jiang Xin (4) and others via Jiang Xin * git://github.com/git-l10n/git-po: l10n: Set nplurals of zh_CN.po from 1 to 2 l10n: zh_CN.po: translate 323 new messages l10n: zh.CN.po: update by msgmerge git.pot First release translation for Vietnamese Init translation for Vietnamese l10n: New it.po file with 504 translations Update Swedish translation (728t0f0u) l10n: Update git.pot (41 new messages)