Remove coverage reporter config from gulp task since this is already specified as part of base test config.
Moving vui-change-tracking-jquery, vui-focus, and vui-typography to dependencies since they will be required by consumers.
Adding changeTracker.js and changeTracking.js to list of test dependencies so that they are included when tests are run.
Adding basic create/destroy tests.
Migrating tests.
Merge pull request #1 from Desire2Learn-Valence/dbatiste/migrate-tests

Dbatiste/migrate tests
Updating spec description.
Adding classes for expand/collapse icons that use icon mixins and updating jquery widget to use these.
Merge pull request #2 from Desire2Learn-Valence/dbatiste/add-vui-icons-dependency

Adding classes for expand/collapse icons that use icon mixins and updati...
Updating to use new version of vui-helpers.
Merge pull request #3 from Desire2Learn-Valence/dbatiste/update-helpers-version

Updating to use new version of vui-helpers.
Cleaned up readme.