4319 2

#4319 

I applied the fixes: 
1. Set the pre defined feeds from node types to be on the top
2. news, blog, events, presentation, biblio are checked by default.

And only selected terms can be chosen by anon to create feeds.

![settings](https://f.cloud.github.com/assets/1222368/2511440/6cf20260-b418-11e3-8c4a-bf447dc0b7dd.png)
![view](https://f.cloud.github.com/assets/1222368/2511441/6d0dd7ba-b418-11e3-85cb-3f2cfe0d8a7a.png)