Merged PR 225: Implement translations

Implement translations with useContext in React
+Add events to allow changing the language in the app
+Refactor AppEvents
+Redesign vertical bars in elements

src/Events/EditorEvents.ts

@@ -9,6 +9,7 @@ import { IHistoryState } from '../Interfaces/IHistoryState';
 import { FindContainerById } from '../utils/itertools';
 import { GetCircularReplacer } from '../utils/saveload';
 
+// TODO: set the params of func in an interface
 export interface IEditorEvent {
   name: string
   func: (