[Node] update Scaling. real/maxed/viz Scales
[Node] add computing of maxRealHeight and update scaling in Cube
[Cube] set height of cube
[Node] now we can chage between REALSCALE and MAXEDSCALE,    MOSMAXED is wrong
[Node] fix MOSTMAXED LAYOUT
[Node]  add GLint _glId parrameter as openGl object name for selection.  Start doing picking
[Cube, GlWidget] add namming stack
[Nodes] fix GLint to GLuint
[Widged] picking 1.version
[Node] picker with selection color on picked node
[GrEdge] add painting of vurve
[Drawer] selection connected nodes prototyp
[Drawer] picking update
[CoreWindow] update interface, add sliders
[CodeDraw] fix opening other file
[CoreDrawer] update to set to origcolor if no node is picked
Merge branch 'feature-pickingNodes' into develop