small changes to cosmetics of coverage summary plots
small changes to cosmetics of coverage summary plots

mitenjain/nanopore,isovic/marginAlign,benedictpaten/marginAlign,mitenjain/nanopore,mitenjain/nanopore,benedictpaten/marginAlign,mitenjain/nanopore,mitenjain/nanopore,benedictpaten/marginAlign,isovic/marginAlign,mitenjain/nanopore,mitenjain/nanopore,mitenjain/nanopore