Joseph Mirabel authored 9 years ago and Joseph Mirabel committed 8 years ago

Conflicts:
	QGVCore/QGVScene.cpp

now one can compile qgv even if the include path is not set to the
qgv subdirectory.

- First version of CMake support. - Also encapsulated all graphviz stuff into private objects, so that all public headers are free from graphviz headers - Defined QDECL_EXPORT macro for all public classes, to avoid auto import when using the library