Examples: submenus detection by .pine-level-X
Submenus detection by .pine-level-X added to README
Zepto removed from docs and examples
Finalize renaming of "fx-toggle" to "fx-collapse"
Renaming .pine-navbar to more semantic .pine-level-1
LESS refactor: base.less
.is-visible renamed to .pine-visible
Refactor of LESS base for large displays
Bootstrap vertical example: better variables handling
.is-open state class renamed to .pine-level-open
Refactor of LESS base for horizontal variant
Forgotten .is-open
Simplified selectors in caret.less and base-fixed.less
Simplified selectors in collapse and hover-fade fx LESS files
Simplified selectors in right-to-left fx LESS file