This includes Carbon support

This also fixes an issue where the requested font style could be
incorrectly overwritten.

When the result of find_if() is only compared to the container's end(),
the operation can normally be expressed more concisely using any_of(),
all_of(), or none_of().

When a global AppConfig file is not added to a project, preprocessor defines from project, exporter and target settings now override defines that would have been in this file, matching the previous behaviour.