Latex: several fixes (math mode, nested verbatim, ...)
Summary:
- nested { and macro identifier with math mode
- add shortintertext, Cref, param with math env and fix providecommand
- text macro in math mode
- nested verbatim
- ...
BUG: 320303
BUG: 410477
Reviewers: Framework: Syntax Highlighting, dhaumann, cullmann
Reviewed By: Framework: Syntax Highlighting, cullmann
Subscribers: nibags, kde-frameworks-devel, kwrite-devel
Tags: Kate, Frameworks
Differential Revision: https://phabricator.kde.org/D23013