change default label field for node.hbs from idx to key (for case: no node parent exists e.g. when embedded in Act view); fix loading template
add ActsActiveAct route and allow activateNode to go null
Merge branch 'route_testing' into routing
testing new router design (activeAct route; allow actView#click to transition to acitveAct route, can pass object)
formatting changes and modifying j2hn to include more cases for literal; update tests