Use RootXMLParser for parse worktree.project.
Use RootXMLParser for parse worktree.project.

Change-Id: I88278b6efd08e5ff6ae0dc9d4d94bd1e129f0783
Reviewed-on: http://gerrit.aldebaran.lan:8080/10998
Reviewed-by: fmichea <e20d0674aeea681862835ac59e1fa7c309090652@aldebaran-robotics.com>
Reviewed-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>
Tested-by: ncornu <13ba26b8f12d26c819f48749c65f2f7f5c1d13db@aldebaran-robotics.com>

dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,aldebaran/qibuild