second major doctest update
second major doctest update

amandersillinois/landlab,laijingtao/landlab,RondaStrauch/landlab,cmshobe/landlab,ManuSchmi88/landlab,cmshobe/landlab,SiccarPoint/landlab,landlab/landlab,csherwood-usgs/landlab,RondaStrauch/landlab,SiccarPoint/landlab,Carralex/landlab,amandersillinois/landlab,laijingtao/landlab,cmshobe/landlab,Carralex/landlab,RondaStrauch/landlab,ManuSchmi88/landlab,Carralex/landlab,ManuSchmi88/landlab,landlab/landlab,csherwood-usgs/landlab,landlab/landlab