most menu events mapped; cleanup

src/app/app.component.ts

@@ -13,10 +13,16 @@ declare global {
             chrome: () => Promise<string>,
             electron: () => Promise<string>,
         },
+        main: {
+            onMenuActions: (arg0: any) => Promise<string>,
+        },
         fs: {
             getLspConfigData: () => Promise<string>,
             getFileContents: (arg0: any) => Promise<string>,
+            saveFile: (arg0: any, arg1: any) => Promise<string>,
+            saveFileAs: (arg0: any) => Promise<string>,
             getPathForFile: any,
+            onLoadFiles: (arg0: any) => Promise<string>,
         }
     }
 }