mser: free mer regions if they were allocated
mser: free mer regions if they were allocated

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