use roots in collection if a tree isi to be displayed on tghe index
Merge branch 'master' into ratjens
Merge pull request #102 from marketboomer/ratjens

use roots in collection if a tree is to be displayed on the index
Add exception handling for validations.
Temporarily back out tree roots handling from resources module.
fix new relic require
Merge pull request #103 from marketboomer/richard

Add exception handling for validations.