Update LICENSE and remove license header from source files (#1960)

Author: IvanGoncharov

.eslintrc.yml

@@ -34,7 +34,7 @@ rules:
   flowtype/require-readonly-react-props: off
   flowtype/require-return-type: off
   flowtype/require-types-at-top: off
-  flowtype/require-valid-file-annotation: [error, always, { annotationStyle: block }]
+  flowtype/require-valid-file-annotation: [error, always, { annotationStyle: line }]
   flowtype/require-variable-type: off
   flowtype/sort-keys: off
   flowtype/spread-exact-type: off

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Facebook, Inc. and its affiliates.
+Copyright (c) 2019 GraphQL Contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

resources/benchmark.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 

resources/build.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 

resources/check-cover.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 

resources/gen-changelog.js

@@ -1,4 +1,4 @@
-/* @noflow */
+// @noflow
 
 'use strict';
 

resources/gen-version.js

@@ -1,26 +1,12 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 
 const { version } = require('../package.json');
 const { writeFile, parseSemver } = require('./utils');
 
 const versionInfo = parseSemver(version);
-const body = `/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @flow strict
- */
+const body = `// @flow strict
 
 /**
  * Note: This file is autogenerated using "resources/gen-version.js" script and

resources/inline-invariant.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 

resources/utils.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @noflow
- */
+// @noflow
 
 'use strict';
 

src/__fixtures__/index.js

@@ -1,11 +1,4 @@
-/**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @flow strict
- */
+// @flow strict
 
 import { join } from 'path';
 import { readFileSync } from 'fs';