Debugging fill_sinks
Debugging fill_sinks

Helper fns all now run clean in tests.

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