lgtm, perfect time to commit this before 2.0.0 is released.
http://codereview.appspot.com/1496041/diff/1/23 File config/container.js (right): http://codereview.appspot.com/1496041/diff/1/23#newcode105 config/container.js:105: "gadgets.uri.concat.host" : "${Cur['defaultShindigTestHost']}", we support templates here? interesting.... http://codereview.appspot.com/1496041/show
