Merge pull request #6 from dguzenko/gh-pages

Updated Extensions
Merge pull request #7 from dguzenko/gh-pages

Updated docs
Merge pull request #8 from dguzenko/gh-pages

Updated ZOOcart user guide and settings
Meta data updated
Merge pull request #9 from dguzenko/gh-pages

ZOOcart: variations element
ZOOcart Variations guide improvement