Fixed bug with script crush when there's a link with an anchor (#) to non-existing element
Added support for iOS scroll and fixed error with scrolling to bottom of the page when there are no sections
Fixed wrong offset top for relatively positioned NAV elements
Merge branch 'hotfix/wrong_position_for_relative_navs' into develop
Merge branch 'hotfix/wrong_position_for_relative_navs'
Demo page fixes
Code cleanup
Version changed for 1.3.9 for new release
Merge branch 'release/v.1.3.9'
README.md updated
Merge branch 'hotfix/readme-update' into develop
Merge branch 'develop' into gh-pages