fix: misc typos in three files (#3463)

Author: yangshun

public/docs/_examples/tsconfig.json

@@ -1,5 +1,5 @@
 // this tsconfig is used for protractor tests
-// see _boilerplate/tsconfig.json for the the tsconfig used in examples
+// see _boilerplate/tsconfig.json for the tsconfig used in examples
 {
   "compilerOptions": {
     "target": "es6",

public/docs/ts/latest/tutorial/toh-pt6.jade

@@ -259,7 +259,7 @@ h1 Providing HTTP Services
   calling `JSON.stringify`. The body content type
   (`application/json`) is identified in the request header.
 
-  Refresh the browser, change a hero name, save your change, 
+  Refresh the browser, change a hero name, save your change,
   and click the browser Back button. Changes should now persist.
 
 .l-main-section
@@ -400,7 +400,7 @@ h1 Providing HTTP Services
   Also, add styles for the new component.
 +makeExample('toh-6/ts/src/app/hero-search.component.css', null, 'src/app/hero-search.component.css')
 :marked
-  As the user types in the search box, a *keyup* event binding calls the component's `search()` 
+  As the user types in the search box, a *keyup* event binding calls the component's `search()`
   method with the new search box value.
 
   As expected, the `*ngFor` repeats hero objects from the component's `heroes` property.

public/resources/js/directives/code-pane.js

@@ -3,7 +3,7 @@
 *
 * @requires codeTab Directive
 *
-* Invidiual panes displayed in the the
+* Individual panes displayed in the
 * codeTab elements
 */
 
@@ -30,9 +30,9 @@ angularIO.directive('codePane', function() {
       return function(scope, element, attrs, controller) {
         scope.name = attrs.name;
 
-        //ADD PANE TO CONTROLLER
+        // ADD PANE TO CONTROLLER
         controller.addPane(scope);
       };
     }
   };
-});
+});