fixed a bug: depth image format to be TYPE_16UC1 not BGR8
fixed a bug: depth image format to be TYPE_16UC1 not BGR8

pato/bwi_experimental,utexas-bwi/bwi_experimental,Musi13/bwi_experimental,utexas-bwi/bwi_experimental,utexas-bwi/bwi_experimental,pato/bwi_experimental,utexas-bwi/bwi_experimental,pato/bwi_experimental,pato/bwi_experimental,Musi13/bwi_experimental,Musi13/bwi_experimental,Musi13/bwi_experimental,utexas-bwi/bwi_experimental,Musi13/bwi_experimental,Musi13/bwi_experimental,pato/bwi_experimental,utexas-bwi/bwi_experimental,pato/bwi_experimental