Fix spelling error, added grammar fix

Author: RichardLitt

README.md

@@ -181,7 +181,7 @@ node.init({ emptyRepo: true, bits: 2048 }, (err) => {
 
 [![](https://github.com/ipfs/interface-ipfs-core/raw/master/img/badge.png)](https://github.com/ipfs/interface-ipfs-core)
 
-A complete API definition will come, meanwhile, you can learn how to you use js-ipfs throught he standard interface at [![](https://img.shields.io/badge/interface--ipfs--core-API%20Docs-blue.svg)](https://github.com/ipfs/interface-ipfs-core).
+A complete API definition is in the works. Meanwhile, you can learn how to you use js-ipfs through the standard interface at [![](https://img.shields.io/badge/interface--ipfs--core-API%20Docs-blue.svg)](https://github.com/ipfs/interface-ipfs-core).
 
 ##### [Generic API](https://github.com/ipfs/interface-ipfs-core/tree/master/API/generic)