Updated chunk.js example a little bit

Author: me-shaon

examples/chunk.js

@@ -1,8 +1,7 @@
 /*
 Example of Chunk() API
 ---------------------
-You just need to pass integer number to chunk 
-API your desired result.
+You need to pass an integer number to chunk method to get your desired result.
 */
 
 const jsonQ = require('../index.js');
@@ -13,4 +12,4 @@ const chunking = Q.from('users')
  .chunk(4);
 
 console.log('-------- Printing Result of chunk ---------');
-console.log(chunking);
+console.log(chunking);