(#26) widgets: add jquery_ui require path

Conflicts:
	CHANGELOG.md
Merge branch 'feature-0.5.x/26-add-jqueryui-to-widget-test-require-config' into release-0.5.x

* feature-0.5.x/26-add-jqueryui-to-widget-test-require-config:
  (#26) widgets: add jquery_ui require path
release v0.5.3