back button defaulted to hide
create dom trace debug tool
experiment w/ using classList to reduce DOM manipulations
experiment w/ using classList.remove for removeClass
test(angularOverrides): add tests from jqLite, pass jshint
feat(domUtil): add getPositionInParent function

Find an element's offset, then add it to the offset of the parent
until we are at the direct child of parentEl.
Use-case: find scroll offset of any element within a scroll container
feat($ionicScrollDelegate): add .anchorScroll() function

Scrolls to the location of element with id matching $location.hash(). If
$location.hash() is blank or the id does not exist, it will scroll to
the top.
chore(build): add removelogging task
refactor(anchorScroll): only get element ids under scrollEl
Merge remote-tracking branch 'upstream/master'