* allow to specify macroExpansion on schemes
* fix json parsing on macroExpansion
* set macroExpansion only launch scheme
* add test for macroExpansion
* add macroExpansion description
* add macroExpansion to Change Log
* Update CHANGELOG.md
* add App_Extension scheme for macroExpansion
* change example of macroExpansion in Fixtures project
* fix to keep back to keep back compatibility as possible
* Apply suggestions from code review
Co-authored-by: Yonas Kolb <yonaskolb@users.noreply.github.com>