[kate] doc/katepart: Update documentation of highlight & RegExp

Git commit b520021b17714aeec3b4a7fbffa6273c76655c6b by Dominik Haumann, on behalf of Nibaldo González. Committed on 19/10/2019 at 20:19. Pushed by scmsync into branch 'master'. Update documentation of highlight & RegExp M +145 -2doc/katepart/development.docbook M +38 -11 doc/katepart/

[kate] doc/katepart: Update documentation of highlight & RegExp

Git commit b520021b17714aeec3b4a7fbffa6273c76655c6b by Dominik Haumann, on behalf of Nibaldo González. Committed on 19/10/2019 at 20:19. Pushed by dhaumann into branch 'master'. Update documentation of highlight & RegExp M +145 -2doc/katepart/development.docbook M +38 -11 doc/katepart