D11621: Proofread kcontrol/kamera docbook for 18.04

[Yuri Chornoivan]

yurchor accepted this revision as: yurchor.
This revision is now accepted and ready to land.

REPOSITORY
  R370 Kamera

REVISION DETAIL
  https://phabricator.kde.org/D11621

To: lueck, #documentation, yurchor
Cc: kde-doc-english