Merge tag 'l10n-2.15.0-rnd2' of git://github.com/git-l10n/git-po

l10n for Git 2.15.0 round 2

* tag 'l10n-2.15.0-rnd2' of git://github.com/git-l10n/git-po: (22 commits)
  l10n: zh_CN: review for git v2.15.0 l10n round 2
  l10n: zh_CN: for git v2.15.0 l10n round 2
  l10n: de.po: fix typos
  l10n: de.po: translate 70 new messages
  l10n: ru.po: update Russian translation
  l10n: vi.po(3245t): Updated Vietnamese translation for v2.15.0 round 2
  l10n: sv.po: Update Swedish translation (3245t0f0u)
  l10n: fr.po: v2.15.0 round 2
  l10n: fr.po change translation of "First, rewinding"
  l10n: fr.po fix some mistakes
  l10n: Update Catalan translation
  l10n: ko.po: Update Korean translation
  l10n: es.po: v2.15.0 round 2
  l10n: git.pot: v2.15.0 round 2 (2 new, 2 removed)
  l10n: ru.po: update Russian translation
  l10n: bg.po: Updated Bulgarian translation (3245t)
  l10n: sv.po: Update Swedish translation (3245t0f0u)
  l10n: vi.po(3245t): Updated Vietnamese translation for v2.15.0
  l10n: es.po: Update translation v2.15.0 round 1
  l10n: git.pot: v2.15.0 round 1 (68 new, 36 removed)
  ...