JS docs: add Options, Methods, Events subsections to nav sidebar

BS3 commits: 84dcd226df93e604e7e9aa34692744d630250920
fix deprecation version
move data attributes callout into data attributes doc subsection

BS3 commits: 856d31b373622b9bc45cc893835fc9683ee708c0
add link to MDN docs regarding iOS Safari element clickability

BS3 commits: 806490499a9c204071cae322cfbc6a47caed8c02