fix quick-give check on contact page & add message on detailed view

src/views/ContactsView.vue

@@ -908,13 +908,13 @@ export default class ContactsView extends Vue {
         },
         -1,
       );
-    } else if (!parseFloat(this.hourInput)) {
+    } else if (parseFloat(this.hourInput) == 0 && !this.hourDescriptionInput) {
       this.$notify(
         {
           group: "alert",
           type: "danger",
           title: "Input Error",
-          text: "Giving 0 hours does nothing.",
+          text: "Giving no hours or descrption does nothing.",
         },
         -1,
       );