Fix anchor points for get_transform (actually works this time).  Still need to fix for rotation.
Fix anchor points for get_transform (actually works this time).  Still need to
fix for rotation.

kmonsoor/pyglet,xshotD/pyglet,mpasternak/michaldtz-fixes-518-522,mpasternak/pyglet-fix-issue-552,xshotD/pyglet,gdkar/pyglet,arifgursel/pyglet,google-code-export/pyglet,google-code-export/pyglet,cledio66/pyglet,shaileshgoogler/pyglet,shaileshgoogler/pyglet,mpasternak/michaldtz-fixes-518-522,cledio66/pyglet,cledio66/pyglet,mpasternak/pyglet-fix-issue-552,arifgursel/pyglet,shaileshgoogler/pyglet,arifgursel/pyglet,arifgursel/pyglet,qbektrix/pyglet,odyaka341/pyglet,odyaka341/pyglet,kmonsoor/pyglet,qbektrix/pyglet,Austin503/pyglet,qbektrix/pyglet,gdkar/pyglet,qbektrix/pyglet,xshotD/pyglet,kmonsoor/pyglet,google-code-export/pyglet,mpasternak/michaldtz-fix-552,kmonsoor/pyglet,Alwnikrotikz/pyglet,cledio66/pyglet,google-code-export/pyglet,google-code-export/pyglet,gdkar/pyglet,mpasternak/michaldtz-fix-552,Austin503/pyglet,mpasternak/pyglet-fix-issue-518-522,mpasternak/michaldtz-fix-552,odyaka341/pyglet,mpasternak/pyglet-fix-issue-518-522,kmonsoor/pyglet,Austin503/pyglet,shaileshgoogler/pyglet,xshotD/pyglet,mpasternak/pyglet-fix-issue-552,cledio66/pyglet,Alwnikrotikz/pyglet,arifgursel/pyglet,mpasternak/michaldtz-fixes-518-522,odyaka341/pyglet,Alwnikrotikz/pyglet,Alwnikrotikz/pyglet,mpasternak/pyglet-fix-issue-518-522,Austin503/pyglet,odyaka341/pyglet,mpasternak/michaldtz-fixes-518-522,mpasternak/pyglet-fix-issue-552,Alwnikrotikz/pyglet,gdkar/pyglet,mpasternak/pyglet-fix-issue-518-522,mpasternak/michaldtz-fix-552,xshotD/pyglet,shaileshgoogler/pyglet,qbektrix/pyglet,Austin503/pyglet,gdkar/pyglet