vl_ikmeans: Fix Typo
vl_ikmeans: Fix Typo

erexhepa/vlfeat,cvfish/vlfeat,j-bo/vlfeat,richarddzh/vlfeat,CansenJIANG/vlfeat,mylxiaoyi/vlfeat,qubick/vlfeat,richarddzh/vlfeat,mylxiaoyi/vlfeat,WangDequan/vlfeat,qubick/vlfeat,CansenJIANG/vlfeat,richarddzh/vlfeat,hongzhili/vlfeat,j-bo/vlfeat,rxl194/vlfeat,vlfeat/vlfeat,hongzhili/vlfeat,richarddzh/vlfeat,j-bo/vlfeat,cvfish/vlfeat,erexhepa/vlfeat,vlfeat/vlfeat,vlfeat/vlfeat,qubick/vlfeat,CansenJIANG/vlfeat,mylxiaoyi/vlfeat,vlfeat/vlfeat,CansenJIANG/vlfeat,WangDequan/vlfeat,vlfeat/vlfeat,erexhepa/vlfeat,CansenJIANG/vlfeat,rxl194/vlfeat,mylxiaoyi/vlfeat,j-bo/vlfeat,mylxiaoyi/vlfeat,richarddzh/vlfeat,cvfish/vlfeat,rxl194/vlfeat,rxl194/vlfeat,richarddzh/vlfeat,vlfeat/vlfeat,qubick/vlfeat,cvfish/vlfeat,WangDequan/vlfeat,hongzhili/vlfeat,hongzhili/vlfeat,erexhepa/vlfeat,cvfish/vlfeat,rxl194/vlfeat,erexhepa/vlfeat,j-bo/vlfeat,WangDequan/vlfeat,hongzhili/vlfeat,cvfish/vlfeat,qubick/vlfeat,CansenJIANG/vlfeat,rxl194/vlfeat,qubick/vlfeat,mylxiaoyi/vlfeat,erexhepa/vlfeat,WangDequan/vlfeat,hongzhili/vlfeat,WangDequan/vlfeat