Avoid scroll event to propagate if it did scroll

When the list view is in a scrollable container, the scroll event should not be propagated if it has been handled by the list view.
Merge pull request #111 from jmonma/master

emptyView shouldn't be constrained by a container height.
Merge pull request #96 from huafu/patch-1

[FIX] Avoid scroll event to propagate if it did scroll
only show scrollbars if there is a need to scroll in firefox
Update documentation to reflect latest ember conventions
Merge pull request #114 from Cyril-sf/update-doc

Update documentation to reflect latest ember conventions
Gemfile: Add HTTPS for RubyGems
Merge pull request #116 from duggiefresh/master

Gemfile: Add HTTPS for RubyGems
Merge pull request #113 from jacojoubert/ff-scroll-fix

only show scrollbars if there is a need to scroll in firefox
OCD
update s3 credentials
Merge pull request #124 from fivetanley/update-s3

update s3 credentials
update s3 credentials yet again