fjernet utdatert hack (nøsting av definisjoner)

src/components/Article.vue

@@ -37,18 +37,6 @@ export default {
     Definition,
     Header
   },
-  computed: {
-    definitions: function() {
-      let defs = this.article.body.definitions
-      if (defs.length == 1) {
-        let types = defs[0].elements.reduce((acc, toAdd)=>acc.add(toAdd.type_), new Set())
-        if (types.size == 1 && types.has('definition')) {
-          return defs[0].elements
-        }
-      }
-      return defs
-    }
-  },
   methods: {
     article_link_click: function(item) {
       this.$emit('article-click', item)