Fixed a bug in sprites recently introduced by Seth. The problem was a divide by zero when normalizing the null vector.
Fixed a bug in sprites recently introduced by Seth. The problem
was a divide by zero when normalizing the null vector.


git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@5309 8cc4aa7f-3514-0410-904f-f2cc9021211c

crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS,crystalspace/CS