replaced subplots with individual subplot calls share axes for the related images in subplost 221 and 223
replaced subplots with individual subplot calls
share axes for the related images in subplost 221 and 223

jwiggins/scikit-image,vighneshbirodkar/scikit-image,ajaybhat/scikit-image,rjeli/scikit-image,pratapvardhan/scikit-image,ofgulban/scikit-image,paalge/scikit-image,pratapvardhan/scikit-image,Hiyorimi/scikit-image,ajaybhat/scikit-image,WarrenWeckesser/scikits-image,rjeli/scikit-image,blink1073/scikit-image,ClinicalGraphics/scikit-image,vighneshbirodkar/scikit-image,Hiyorimi/scikit-image,ClinicalGraphics/scikit-image,ofgulban/scikit-image,vighneshbirodkar/scikit-image,jwiggins/scikit-image,paalge/scikit-image,ofgulban/scikit-image,WarrenWeckesser/scikits-image,rjeli/scikit-image,paalge/scikit-image,blink1073/scikit-image