fixed bug discovered by Arish Qazi: if the filter diameter was less than 8, it was assumed to be equal to 2 (oops!)
fixed bug discovered by Arish Qazi: if the filter diameter was less than 8, it was assumed to be equal to 2 (oops!)

git-svn-id: 9e9401559e51101c165cdce4d49b411eb20436ed@3983 3d70eeeb-363e-0410-a505-8a46323a89f2

Slicer/teem,BRAINSia/teem,Slicer/teem,Slicer/teem,BRAINSia/teem,Slicer/teem,BRAINSia/teem,BRAINSia/teem,Slicer/teem,BRAINSia/teem