[kde-doc-english] [kruler/frameworks] doc: update kruler docbook to kf5

[Christoph Feck]

On Thursday 18 June 2015 22:48:11 Burkhard Lück wrote:
> Git commit 3ce3b5ad93c8f844a4e8df499ed6b65f72975712 by Burkhard
> Lück. Committed on 18/06/2015 at 20:47.
> Pushed by lueck into branch 'frameworks'.
> 
> update kruler docbook to kf5
> REVIEW:123843

kruler frameworks was already merged to master, the frameworks branch 
should be dead.