Change login.failure translations, log login.failure error

webapp/components/LoginForm/LoginForm.vue

@@ -99,6 +99,7 @@ export default {
         this.$emit('success')
       } catch (err) {
         this.$toast.error(this.$t('login.failure'))
+        console.log(err)
       }
     },
   },

webapp/locales/de.json

@@ -113,7 +113,7 @@
     "moreInfoHint": "zur Präsentationsseite",
     "hello": "Hallo",
     "success": "Du bist eingeloggt!",
-    "failure": "Login fehlgeschlagen"
+    "failure": "Fehlerhafte E-Mail-Adresse oder Passwort."
   },
   "editor": {
     "placeholder": "Schreib etwas Inspirierendes …",

webapp/locales/en.json

@@ -114,7 +114,7 @@
     "moreInfoHint": "to the presentation page",
     "hello": "Hello",
     "success": "You are logged in!",
-    "failure": "Login failed"
+    "failure": "Incorrect email address or password."
   },
   "editor": {
     "placeholder": "Leave your inspirational thoughts …",