v3.4.0

Features

• A new build of Marionette supporting ES6 modules was added
• Added DOM API to encapsulate DOM interactions in the views and region
• monitorViewEvents was added as an option to all Views to disable DOM lifecycle events
• Added swapChildViews to NextCollectionView
• Added viewComparator: false option to NextCollectionView for disabling the default sort

Experimental API Breaking Changes

• DOM Mixin was removed (replaced with DOM API)
• NextCollectionView attachHtml no longer receives the view as the first argument

Fixes

• A region's currentView will now be set during that view's initial dom:refresh event
• A view will now be considered rendered if its el has contents and not only if it has an el

Misc

• While Backbone.Radio is still a dependency, it will no longer cause Marionette to error if nonexistent
• Various performance improvements