Merge pull request konfuzio-ai#330 from konfuzio-ai/category-confidence

Small change for consistency when category confidence is 0

src/components/DocumentCategory.vue

@@ -190,7 +190,7 @@ export default {
     },
     handleCategoryConfidence(confidence) {
       if(!confidence) {
-        if(confidence === 0) return 0;
+        if(confidence === 0) return confidence.toFixed(2);
 
         return;
       }