Removed CratersComponent import.
Removed CratersComponent import.

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