Merge branch 'master' of git://github.com/git-l10n/git-po

* 'master' of git://github.com/git-l10n/git-po: l10n: de.po: translate 13 new messages l10n: de.po: fix typo l10n: de.po: translate "track" as "versionieren" l10n: zh_CN: translations for git v2.3.0-rc0 l10n: sv.po: Update Swedish translation (2298t0f0u) l10n: fr.po v2.3.0 round 1 l10n: vi.po(2298t): Updated and change Plural-Forms l10n: git.pot: v2.3.0 round 1 (13 new, 11 removed) l10n: ca.po: various fixes