ENYO-3286: Designer now supports in ComponentView components with sub-components that are undefined 

Related JIRA: https://enyojs.atlassian.net/browse/ENYO-3286

Let Enyo deal with components containing sub-components that have undefined kind. Enyo will restore their default kind.

Enyo-DCO-1.1-Signed-off-by: Vincent HERILIER vincent.herilier@hp.com