Don't require accordion sections to be siblings.

This will allow accordions that have their sections separated into
different block-grid areas.
Improve documentation.
Fix-for-issue-#4382
Fixed issue with top bar stuck open on screen widths below the large breakpoint
removed test.html file
offcanvas animation fix for anchor tags

A fix for #4411. I have added bind event for transition end, that triggers the href jump once the transition is done. I am not sure if it is the proper way. But it works and i have tested in latest versions of firefox and chrome.
Don't require accordion sections to be siblings.

This will allow accordions that have their sections separated into
different block-grid areas.
Improve documentation.
Merge remote-tracking branch 'github/accordion-split-sections'
Allow accordion event to trigger on embedded accordion sections.

Fixes issue #4420.
Does for the top-bar what #3828 fixed off-canvas
Add test for block-grid accordion.
Merge pull request #4421 from tejohnso/accordion-split-sections

Accordion split sections
Merge pull request #4414 from NikhilKalige/offcanvas-animation

offcanvas animation fix for anchor tags
Merge pull request #4386 from keithminder/fix-for-issue-#4382

Fix-for-issue-#4382
Merge pull request #4423 from blindmelon/fixed-gingerbread-topbar

Fix top-bar icon on Android 2.3 / gingerbread
use bundler with TravisCI, otherwise Sass 3.3.rcX gets used and throws error
Merge branch 'master' of github.com:zurb/foundation
reveal ajax content should use settings from modal that is opening, otherwise open_modal appears to be undefined
Merge branch 'master' of https://github.com/zurb/foundation