With this fix, the $onInit function of an upgraded angular 1 component is called and input bindings (<) are created. Closes #7951
Closes #7603
This is moving ngUpgrade into the main repository per #4838. The ngUpgrade is published from the main import consistent with https://docs.google.com/document/d/1rbVTKTYLz6p2smQNYI8h4-QN-m2PS6F3iQIDmSzn0Ww/edit#heading=h.6cxvr9awtf5r Closes #4931