Update install.rst
Update install.rst
Carralex/landlab,cmshobe/landlab,landlab/landlab,cmshobe/landlab,Carralex/landlab,RondaStrauch/landlab,ManuSchmi88/landlab,RondaStrauch/landlab,Carralex/landlab,csherwood-usgs/landlab,csherwood-usgs/landlab,amandersillinois/landlab,laijingtao/landlab,ManuSchmi88/landlab,cmshobe/landlab,decvalts/landlab,laijingtao/landlab,RondaStrauch/landlab,decvalts/landlab,SiccarPoint/landlab,amandersillinois/landlab,landlab/landlab,ManuSchmi88/landlab,SiccarPoint/landlab,landlab/landlab