remove unused title-class, simplify imports

src/eventTool.js

-import { ItemView } from './views/itemView';
-import { EditView, inputGroup, selectGroup, submitButton } from './views/editView';
+import ItemView from './views/itemView';
+import EditView from './views/editView';
+import { inputGroup, selectGroup, submitButton } from './views/elements';
 import TableView from './views/tableView';
 import { Events as config } from './config.json';
 

src/userTool.js

-import { ItemView } from './views/itemView';
+import ItemView from './views/itemView';
 import EditView from './views/editView';
 import TableView from './views/tableView';
 import { inputGroup, selectGroup, submitButton } from './views/elements';

src/views/editView.js

 import Ajv from 'ajv';
-import { ItemView } from './itemView';
+import ItemView from './itemView';
 import { getSession } from '../auth';
 import { apiUrl } from '../config.json';
 

src/views/itemView.js

@@ -2,7 +2,7 @@ import { getSession } from '../auth';
 
 const m = require('mithril');
 
-export class ItemView {
+export default class ItemView {
   /* Basic class show a data item
    *
    *  Required:
@@ -52,9 +52,3 @@ export class ItemView {
     });
   }
 }
-
-export class Title {
-  view(vnode) {
-    return m('h1', vnode.attrs);
-  }
-}