vl_imdisttf.c: fixes a reference to an obsolete function
vl_imdisttf.c: fixes a reference to an obsolete function

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