UID extended with :Node by default, which makes usage of 'detachChildNamed' more tricky.

```
I wanted to refer to component children by name, but it seems that whatever UID 
I pass is extended with :Node by default. Would be great node name would be 
same as element id. 
```

Original issue reported on code.google.com by `artur.bi...@gmail.com` on 25 Mar 2013 at 7:02
