gunzip-file
Extract a source .gz archive to a specified destination file.
```
npm install gunzip-file
```
Usage
Pass a source.gz file and a destination file and the .gz will be extracted to the target file.
``` js
gunzip('example.json.gz', 'example.json');
```
Additionally, you can pass a callback that will be executed when the extraction has completed.
``` js
gunzip('example.json.gz', 'example.json', function() {
console.log('This is called when the extraction is completed.');