[REF] All graphical unit tests needs updating

[pjanck]

File which is being refactored
All screen shots of unit tests.

Apparently, the positioning code changed a bit, resulting in a different position of the resulting geometry on screen. All unit tests should get updated. (see also beb38b6 )

[pjanck]

Please also read this: http://wscg.zcu.cz/WSCG2013/!_2013-WSCG-Full-proceedings.pdf - page 205-214. Perhaps this helps us understand the differences we're experiencing.