remove allow_highlight

src/components/Definition.vue

 <template>
   <li :class="['definition', 'level'+level]"  :ref="level != 9 ? 'def' + body.id : ''" :id="level != 9? 'def' + body.id : ''">
-    <span v-if="allow_higlight" :aria-label="'Definisjon '+ def_number"/>
+    <span v-if="level!=9" :aria-label="'Definisjon '+ def_number"/>
     <ul class="explanations" >
       <DefElement :body="explanation" :dictionary="dictionary" :has_article_ref=has_article_ref(explanation) v-for="(explanation, index) in explanations" :key="index" @article-click="article_link_click" />
     </ul>
@@ -30,7 +30,6 @@ var Definition = {
     body: Object,
     level: Number,
     dictionary: String,
-    allow_higlight: Boolean,
     def_number: Number
     
   },