Move 'hash' to 'vendor' directory

src/apis/StyleSheet/StyleManager.js

@@ -1,6 +1,6 @@
 import { canUseDOM } from 'fbjs/lib/ExecutionEnvironment';
 import generateCss from './generateCss';
-import hash from './hash';
+import hash from '../../vendor/hash';
 import staticCss from './staticCss';
 
 const emptyObject = {};

src/vendor/hash/index.js

@@ -1,5 +1,6 @@
-/* eslint-disable */
 /**
+ * eslint-disable
+ *
  * JS Implementation of MurmurHash2
  *
  * @author <a href="mailto:gary.court@gmail.com">Gary Court</a>