Bug 540155 - [Model Fragment Editor] Labels for all Model Fragments are set using the last one Task-Url: https://bugs.eclipse.org/bugs/show_bug.cgi?id=540155 don't use cached container for labels Change-Id: I6ca8ed1db4a6ceac2a7d71ed92c5975ee01c51ec Signed-off-by: Benedikt Kuntz <benedikt.kuntz@airbus.com>