filtrerer vekk ubøyelige paradigmer

src/components/Header.vue

@@ -43,13 +43,14 @@ export default {
       return helpers.group_list(this.lemmas)
     },
     inflection_groups_by_lemma: function() {
+      let components = Object.keys(this.$options.components)
       return this.lemmas.map(
         function(lemma_){
           let inflection_groups = lemma_.paradigm_info.reduce((acc, std) =>  Object.assign(acc, {[std.inflection_group]: []}), {})
           lemma_.paradigm_info.forEach(std => inflection_groups[std.inflection_group].push(std))
           return {
             lemma: lemma_.lemma,
-            inflection_groups: inflection_groups
+            inflection_groups: Object.fromEntries(Object.entries(inflection_groups).filter(e => components.includes(e[0])))
           }
         }
       )