fixed a few typos, and updated the LICENSE file.

src/ts/RemoteSelection.ts

@@ -77,7 +77,7 @@ export class RemoteSelection {
   private readonly _styleElement: HTMLStyleElement;
 
   /**
-   * The Monaco editor isntance to render selection into.
+   * The Monaco editor instance to render selection into.
    * @internal
    */
   private readonly _editor: editor.ICodeEditor;

src/ts/RemoteSelectionManager.ts

@@ -9,7 +9,7 @@ import {Validation} from "./Validation";
  */
 export interface IRemoteSelectionManagerOptions {
   /**
-   * The Monaco Editor instace to render the remote selections into.
+   * The Monaco Editor instance to render the remote selections into.
    */
   editor: monaco.editor.ICodeEditor;
 }