Update nginx.sample.conf
typo fixes in docs
autofocus the input in the "insert image" dialog when clicking on the "on the web" tab
CZ translation of FAQ
Merge pull request #360 from kubabrecka/docs_typos

typo fixes in docs
Merge pull request #364 from baus/master

Set reasonable nginx defaults for proxying to thin.
Merge pull request #368 from kubabrecka/cs_faq

CZ translation of FAQ
Merge pull request #363 from ZogStriP/autofocus

autofocus the input in the "insert image" dialog when clicking on...