Add hex color values

Also adds a parameter to include or exclude colors from
elements that have a border color but have a zero width.
Add hex color values

Also adds a parameter to include or exclude colors from
elements that have a border color but have a zero width.
reorganize allcolors
whitespace
allcolors shorter rgb string parsing
rake build
Merge branch 'colorshex'
Merge branch 'master' into gh-pages