DOC: optional tag to optional args
DOC: optional tag to optional args

ofgulban/scikit-image,paalge/scikit-image,ofgulban/scikit-image,paalge/scikit-image,vighneshbirodkar/scikit-image,rjeli/scikit-image,vighneshbirodkar/scikit-image,rjeli/scikit-image,paalge/scikit-image,rjeli/scikit-image,ofgulban/scikit-image,vighneshbirodkar/scikit-image