adds missing files form previous commit

Initial project refactor, xylinecharts * refactors pro files to include QCHART namespace * removes QWidget dependency * adds xylinechart to library * adds xylinechart example

Bar chart prototyping

Piechart drafting

Drafting scatter type plotting Note that the draft implementation is now a part of the test widget. It has to be integrated to the actual API next.

Added a couple of todo comments

Added auto scaling option to test app

New features like chart type to the test app

One more fix for version flag

Workaround for version check flag