Fixed bug with selecting columns
Fixed bug with selecting columns

Took multi arity zip from lodash, since Ramda's is
only two arity for some reason. I wonder how purely
functional approach would be here...

Anyways, now each column has one cell from each row

jussiarpalahti/rematrix,jussiarpalahti/rematrix,jussiarpalahti/rematrix,jussiarpalahti/rematrix