modified GenotypeReadDepth tracks to make simpler, possible to use different set of individuals
made drawing plots more efficient by drawing large polygons rather than lots of small polygons
different default colors for genotype tracks
whitespace
add option to specify tracks config file, add options for drawing vertical lines at locations specified in BED file
new tracks config file for some of the new hg19 tracks
Merge branch 'master' of github.com:gmcvicker/draw_genes