Fix abort/crash about "colliders array not initialized" with ODE 0.10.1.
Fix abort/crash about "colliders array not initialized" with ODE 0.10.1.


git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@31710 8cc4aa7f-3514-0410-904f-f2cc9021211c

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