message: Show community rating (and color) on items.
diff: <div ng-if="vm.item.quality"
  class="item-stat item-quality"
  ng-style="vm.item.quality.min | qualityColor">{{ vm.item.quality.min }}%</div>
  + <div ng-if="vm.item.dtrRating"
  + class="item-dtr-rating"
  + ng-style="vm.item.dtrRating | dtrRatingColor">{{ vm.item.dtrRating }}</div>
  <div class="item-element"
  ng-class="::vm.item.dmg"></div>
  <div ng-class="vm.item.dimInfo.tag | tagIcon"></div>
  