Update project authors statements to Dartino

samples/github/ios/githubTests/githubTests.m

-// Copyright (c) 2015, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
 #import <UIKit/UIKit.h>
 #import <XCTest/XCTest.h>
 
 @interface githubTests : XCTestCase
 
 @end
 
@@ skipping 15 matching lines @@
 }
 
 - (void)testPerformanceExample {
     // This is an example of a performance test case.
     [self measureBlock:^{
         // Put the code you want to measure the time of here.
     }];
 }
 
 @end