Add syntax highlighting for SubRip Text (SRT) Subtitles
Summary:
Add highlighting for the classic .SRT subtitle files.
More info:
http://ale5000.altervista.org/subtitles.htm
Reviewers: Framework: Syntax Highlighting, dhaumann, cullmann
Reviewed By: Framework: Syntax Highlighting, dhaumann
Subscribers: kwrite-devel, kde-frameworks-devel
Tags: Kate, Frameworks
Differential Revision: https://phabricator.kde.org/D24211