Xcode: updates to latest changes
Xcode: updates to latest changes

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