docs(typeahead): docs for typeahead-append-to-body

Closes #1663
fix(typeahead): correctly handle append to body attribute

Closes #1656
demo(all): fix demo scrolling issues

Fixes #1674
chore(ngVersion): update to 1.2.10
chore(build): use minified version for the demo site

Closes #1682
chore(dependencies): update dev dependencies

Update dev dependencies for which we can simply
bump up a varsion to the latest
feat(carousel): Support swipe for touchscreen devices

use ng-swipe-* directives. If ngTouch is included, it will be used.

Closes #1686
fix(position): remove deprecated body scrollTop and scrollLeft

Fixes #1658
Closes #1677
feat(tooltip): support more positioning options

Closes #1676
fix(demo): Scroll to element on initialization
feat(rating): make widget accessible

 * Support keyboard navigation.
 * Add WAI-ARIA markup.
 * Text representation for screen readers.

Source: http://mindtrove.info/creating-an-accessible-internationalized-dojo-rating-widget/

Closes #1707
refactor(tabs): use optional binding for `active`

Closes #1713
refactor(build): modular, gulpfile, bower