Fixed documentation errors
Fixed documentation errors

ninghang/opencvmex,CVML/mexopencv,CVML/mexopencv,nanit/mexopencv,fengzhyuan/mexopencv,fengzhyuan/mexopencv,bearpaw/mexopencv,bearpaw/mexopencv,nanit/mexopencv,ninghang/opencvmex