Specialized Promise Extensions

batch, page, sequence - promise methods for the following patterns:

Installing

$ npm i spex

const promise = require('bluebird');
const spex = require('spex')(promise);

Clone the repository (or download, if you prefer):
```
$ git clone https://github.com/vitaly-t/spex
```
Install the library's DEV dependencies:
```
$ npm install
```
To run all tests:
```
$ npm test
```
To run all tests with coverage:
```
$ npm run coverage
```