Update rosinstall for early dev version
Update rosinstall for early dev version

Updating the rosinstall file for the early dev snapshot of the
interface compatible gazebo simulator, so it can be shared.

* rosinstall file now points to similar branches made specific
  for early version snapshot, namely the following repos:
  - baxter_common baxter_simulator gazebo_ros_pkgs ros_control

vicariousinc/baxter_simulator,vicariousinc/baxter_simulator