Create new component
Create new component

Fairly comprehensive new chi component. Runs clean, doctests embedded.
Should be ready for merge.

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