Apply 5cfd71e to all languages

Fixes issue github/gitscm-next#313 (typo in "Public Large Project" section
in Chapter 5).

Remove trailing whitespace from:
-- <lang>/05-distributed-git/01-chapter5.markdown
-- es/omegat-Benzirpi.tmx
Apply 5cfd71e to ja/, ko/, and pl/ translations

Plus,
ko/: add missing backticks around "---" and "lib/simplegit.rb"
ko/: fix typo in word "Documentation" (extra letter "e")
pl/: fix typo in "lib/simplegit.rb" (lin -> lib)
pl/: remove trailing whitespace
Merge pull request #534 from jrstjohn/fix-issue-313-all-lang

Apply 5cfd71e to all languages