Added test bundle support to Xcode project. Wrote a little unit test for ETLayoutItem and fixed the bug found in tested method -rootItem (commit part 2)
Added test bundle support to Xcode project. Wrote a little unit test for ETLayoutItem and fixed the bug found in tested method -rootItem (commit part 2)

git-svn-id: 9ecb4abd5286682cb4be416c220a46cccbbd44e6@2557 7b3f36aa-e6db-49c1-8b4c-66eac1997e64

etoile/EtoileUI,etoile/EtoileUI