D26084: Documentation and GUI fixes

[Antoni Bella Pérez]

Abella added reviewers: yurchor, Documentation.

REPOSITORY
  R167 Krusader

REVISION DETAIL
  https://phabricator.kde.org/D26084

To: Abella, yurchor, #documentation
Cc: kde-doc-english, gennad, fbampaloukas, skadinna