Allow the inspected object to be sent to the console.

I kept finding myself wanting to interact in the console with the actual object I was currently inspecting, not just its properties. This adds a "Send object to console" button next to the inspected object, similar to the button next to properties.

![screenshot-ember-extension-send-inspected-object-to-console](https://f.cloud.github.com/assets/1930208/970458/ea28782c-05d6-11e3-84bc-8d9fe6a0bf0c.png)