[491982] Add EClass information view

This commit adds a new ui plugin including a new view showing
meta-information about the model object selected.

Bug: 491982
Change-Id: I24db1f7ff5a0e70fd9160cb337bd0dc0af9d7625
Signed-off-by: Pierre Gaufillet <pierre.gaufillet@irt-saintexupery.com>
47 files changed