first code drop on drawing model
Merge branch 'develop' into features/drawingmodel
Merge remote-tracking branch 'upstream/develop' into features/drawingmodel
Merge remote-tracking branch 'upstream/develop' into develop
Merge branch 'develop' of https://github.com/objorke/oxyplot into develop
Merge branch 'develop' of https://github.com/objorke/oxyplot into develop