Merge pull request #10 from dguzenko/gh-pages

updated variations guide
Merge pull request #11 from dguzenko/gh-pages

Small updates of docs structure
Merge pull request #12 from dguzenko/gh-pages

New: ZLcomponent
ZOOfilter custom elements fields info updated
Merge pull request #13 from dguzenko/gh-pages

Spelling fixes
Merge pull request #14 from dguzenko/gh-pages

New: ZOOport
ZOOport menu
Layout update
Dependencies update