add CardList cards & add temp ordered text by authors getter

src/store/modules/texts.js

@@ -58,6 +58,23 @@ export default {
         value: id,
         text: `(${id}) ${title}`
       }))
+    },
+
+    orderedParents: state => {
+      // FIXME duplicates references if multiple authors ?
+      if (!state.textsDepart) return undefined
+      return state.textsDepart.sort((a, b) => {
+        if (!b.authors) return -1
+        if (!a.authors) return +1
+        if (a.authors[0].name < b.authors[0].name) return -1
+        if (a.authors[0].name > b.authors[0].name) return 1
+        return 0
+      }).reduce((dict, text) => {
+        const firstChar = text.authors ? text.authors[0].name[0] : '&'
+        if (!(firstChar in dict)) dict[firstChar] = []
+        dict[firstChar].push(text)
+        return dict
+      }, {})
     }
   }
 }