Merge pull request #329 from heitortsergent/readme-installation

Update README

Author: thinkingserious

README.md

@@ -46,30 +46,8 @@ source ./sendgrid.env
 
 The following recommended installation requires [npm](https://npmjs.org/). If you are unfamiliar with npm, see the [npm docs](https://npmjs.org/doc/). Npm comes installed with Node.js since node version 0.8.x therefore you likely already have it.
 
-Add the following to your `package.json` file:
-
-```json
-{
- ...
- "dependencies": {
- ...
- "sendgrid": "^4.7.0"
- }
-}
-```
-
-Install sendgrid-nodejs and its dependencies:
-
-```bash
-npm install
-```
-
-### Alternative Installation
-
-You can also install sendgrid locally with the following command:
-
 ```bash
-npm install sendgrid
+npm install --save sendgrid
 ```
 
 ## Dependencies