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/Components/MainMenu/MainMenu.tsx

@@ -1,6 +1,7 @@
 import * as React from 'react';
 import { FAST_BOOT } from '../../utils/default';
 import { Loader } from '../Loader/Loader';
+import { Text } from '../Text/Text';
 
 interface IMainMenuProps {
   newEditor: () => void
@@ -82,8 +83,16 @@ export function MainMenu(props: IMainMenuProps): JSX.Element {
           <button type="button" className='mainmenu-btn' onClick={() => {
             setWindowState(WindowState.Loading);
             props.newEditor();
-          }}>Start from scratch</button>
-          <button type="button" className='mainmenu-btn' onClick={() => setWindowState(WindowState.Load)}>Load a configuration file</button>
+          }}>
+            {Text({ textId: '@StartFromScratch' })}
+          </button>
+          <button
+            type="button"
+            className='mainmenu-btn'
+            onClick={() => setWindowState(WindowState.Load)}
+          >
+            {Text({ textId: '@LoadConfigFile' })}
+          </button>
         </div>
       );
   }