functions: Color Blending, updated examples for `softlight`to sync with https://github.com/less/less.js/pull/1704
functions: Color Blending, fixed text colors for `softlight`examples
about/ports: updated less.php link
Merge pull request #51 from seven-phases-max/anonymous-update

Updated 'Color Blending' examples, added "less.php" compiler.
Added stub for features/"Comments"