Started a new function phylo_colours
Added distance generation for colours
playing with visualizing colour distribution of image and coverting colour spectrum into phylogenetic tree-like object.
Merge remote-tracking branch 'original/master'
added resize value as a user option (they may have a fast / high memory computer and want to take advanatage of higher resolution)
updated documentation with rsize option
Merge pull request #1 from rdinnager/master

Made resize value a user option (Thanks, Russell!)