Fix for C++

Replaced copyright banners in cmake files

Improved vcap_export_settings docs

Added section banners

Removed some unused function declarations, validate inputs in vcap_parse_ctrl

Function vcap_export_settings now uses vcap_malloc

Documentation for settings extension

Settings header now compiles and links with C++

Added import to example

Rate export works correctly (format must be set first), fixed type mismatch in settings header

Settings export

Added JSON settings importer/exporter

Minor edit

Added documentation link

Update vap-qt link