Getting ready for the 2.66 release!

- Version bump to 2.66
- Splash image by Lucas Falcao, selected by Jonathan Williamson, Andrew Price
  and Bart Veldhuizen.



git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@54695 954f8c5b-7b00-dc11-b283-0030488c597c