Add syntax highlighting for TypeScript & TypeScript React
The TypeScript React highlighting adds support for tags, such as XML.
- The shebang is corrected, empty lines are no longer allowed before the shebang.
- Add missing keywords.
- Add rule to highlight "default" in switch conditions.
- Add operator: "=>".
- The "FindComments" & "FindStrings" contexts are created, which is used by typescript.xml.
- Fix shebang.
- Fix: add Doxygen comments.
- Other minor changes.
Depends on D17085
Reviewers: Framework: Syntax Highlighting, dhaumann, cullmann
Reviewed By: Framework: Syntax Highlighting, cullmann
Subscribers: kwrite-devel, kde-frameworks-devel
Differential Revision: https://phabricator.kde.org/D17092