fix(docs): Change extension for docs links to .ts (#3187)

closes #3170

Author: NickTomlin

website/docgen/processors/add-links.js

@@ -21,7 +21,7 @@ var addLinkToSourceCode = function(doc) {
     return;
   }
   var template = _.template('https://github.com/angular/protractor/blob/' +
-      '<%= linksHash %>/lib/<%= fileName %>.js');
+      '<%= linksHash %>/lib/<%= fileName %>.ts');
 
   doc.sourceLink = template({
     linksHash: linksHash,

website/docgen/spec/add-links-spec.js

@@ -22,7 +22,7 @@ describe('add-links', function() {
     addLinks([doc]);
     expect(doc.sourceLink).toBe('https://github.com/angular/protractor/' +
         'blob/' + require('../../../package.json').version + '/lib/' +
-        'protractor.js');
+        'protractor.ts');
   });
 
   it('should add links to types', function() {
@@ -255,7 +255,7 @@ describe('add-links', function() {
         toBe('A promise located {@code Web Elements}.');
   });
 
-  it('should remove extraneous chatacters from @link links', function() {
+  it('should remove extraneous characters from @link links', function() {
     // Given a doc with a @link annotation.
     var docs = [
       {