changed qsqrt to sqrt to get around those numerical instabilities reported on the ML (or was it a bug in qsqrt ?)
changed qsqrt to sqrt to get around those numerical instabilities reported on the ML (or was it a bug in qsqrt ?)


git-svn-id: 28d9401aa571d5108e51b194aae6f24ca5964c06@11821 8cc4aa7f-3514-0410-904f-f2cc9021211c

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