Copy-edit fixes

- Add missing trailing period, for consistency with other list items.
- Correct the capitalization on "graphQL".

Author: wincent

site/code/index.html.js

@@ -393,7 +393,7 @@ Executor.execute(schema, query) map println
   - [Apollo Client](http://dev.apollodata.com/react/) ([github](https://github.com/apollostack/apollo-client)): A powerful JavaScript GraphQL client, designed to work well with React, React Native, Angular 2, or just plain JavaScript.
   - [graphql-request](https://github.com/graphcool/graphql-request): A simple and flexible JavaScript GraphQL client that works in all JavaScript environments (the browser, Node.js, and React Native) - basically a lightweight wrapper around \`fetch\`.
   - [Lokka](https://github.com/kadirahq/lokka): A simple JavaScript GraphQL client that works in all JavaScript environments (the browser, Node.js, and React Native).
-  - [nanogql](https://github.com/yoshuawuyts/nanogql): Tiny graphQL client library using template strings
+  - [nanogql](https://github.com/yoshuawuyts/nanogql): Tiny GraphQL client library using template strings.
 
 ### Swift / Objective-C iOS