Merge pull request #381 from gordonbanderson/377-no-tags-break

FIX: Ensure tag cloud widget does not break when there are zero tags

code/widgets/BlogTagsCloudWidget.php

@@ -90,11 +90,14 @@ class BlogTagsCloudWidget extends Widget
             }
 
             // normalize the tag counts from 1 to 10
+            if ($maxTagCount) {
                 $tagfactor = 10 / $maxTagCount;
                 foreach ($tags->getIterator() as $tag) {
                     $normalized = round($tagfactor * ($tag->TagCount));
                     $tag->NormalizedTag = $normalized;
                 }
+            }
+
 
             return $tags;
         }