Update README.md

Author: CodeStix

README.md

@@ -15,7 +15,7 @@
     <strong>A completely type-checked form builder for React</strong>
 </p>
 
-- ✔️ **Completly type-checked**: make less errors, this library was built for React with Typescript. Supports nested objects/arrays.
+- ✔️ **Type-checked**: make less errors, this library was built for React with Typescript. 
 - 🤔 **Simple**: An intuitive, unclottered and easy to understand api. Well [documented](https://codestix.github.io/typed-react-form/) too, also JSDoc. 
 - :fire: **Fast**: only rerenders the fields that change. This allows you to create huge forms.
 - 📦 **Pretty Small**: [![NPM Size](https://img.shields.io/bundlephobia/minzip/typed-react-form)](https://bundlephobia.com/result?p=typed-react-form)
@@ -36,7 +36,7 @@ This library is built from the ground up for React with typescript, but it also
 
 Contributions are welcome.
 
-1. Clone this repo
+1. Clone this repo.
 2. Install deps using `yarn`. Yarn is required because of the resolutions field in package.json, npm does not support this.
 3. Open a new terminal and navigate to `testing/`, run `yarn` and `yarn start` to start the testing application.
 4. Done! When you edit source code, it will be rebuilt and update the testing application.