Update README.md

Author: s0ph1e

README.md

@@ -1,7 +1,8 @@
 ## Introduction
-Node.js module for website's scraping with images, css, js, etc. 
+Download website to a local directory (including all css, images, js, etc.)
 
 [![Build Status](https://img.shields.io/travis/s0ph1e/node-website-scraper/master.svg?style=flat)](https://travis-ci.org/s0ph1e/node-website-scraper)
+[![Test Coverage](https://codeclimate.com/github/s0ph1e/node-website-scraper/badges/coverage.svg)](https://codeclimate.com/github/s0ph1e/node-website-scraper/coverage)
 [![Code Climate](https://codeclimate.com/github/s0ph1e/node-website-scraper/badges/gpa.svg)](https://codeclimate.com/github/s0ph1e/node-website-scraper)
 [![Version](https://img.shields.io/npm/v/website-scraper.svg?style=flat)](https://www.npmjs.org/package/website-scraper)
 [![Downloads](https://img.shields.io/npm/dm/website-scraper.svg?style=flat)](https://www.npmjs.org/package/website-scraper)
@@ -10,7 +11,9 @@ Node.js module for website's scraping with images, css, js, etc.
 [![NPM Stats](https://nodei.co/npm/website-scraper.png?downloadRank=true&stars=true)](https://www.npmjs.org/package/website-scraper)
 
 ## Installation
-`npm install website-scraper`
+```
+npm install website-scraper
+```
 
 ## Usage
 ```javascript
@@ -33,25 +36,24 @@ scraper.scrape(options).then(function (result) {
 
 ## API
 ### scrape(options, callback)
-Makes request to `url` and saves all files found with `sources` to `directory`. 
+Makes requests to `urls` and saves all files found with `sources` to `directory`. 
 
 **options** - object containing next options:
 
  - `urls:` array of urls to load and filenames for them *(required, see example below)*
  - `directory:` path to save loaded files *(required)*
- - `log:` boolean indicates whether to write the log to console *(optional, default: false)*
  - `defaultFilename:` filename for index page *(optional, default: 'index.html')*
- - `sources:` array of objects to load, specifies selectors and attribute values to select files for loading *(optional, see default value in `lib/defaults.js`)*
+ - `sources:` array of objects to load, specifies selectors and attribute values to select files for loading *(optional, see default value in `lib/config/defaults.js`)*
  - `subdirectories:` array of objects, specifies subdirectories for file extensions. If `null` all files will be saved to `directory` *(optional, see example below)*
  - `request`: object, custom options for [request](https://github.com/request/request#requestoptions-callback) *(optional, see example below)*
 
 
 **callback** - callback function *(optional)*, includes following parameters:
 
-  - `error:` if error - `Error object`, if success - `null`
+  - `error:` if error - `Error` object, if success - `null`
   - `result:` if error - `null`, if success - array if objects containing:
     - `url:` url of loaded page
-    - `filename:` absolute filename where page was saved
+    - `filename:` filename where page was saved (relative to `directory`)
 
 
 ## Examples
@@ -68,6 +70,7 @@ and separate files into directories:
   - `css` for .css (full path `/path/to/save/css`)
 
 ```javascript
+var scraper = require('website-scraper'); 
 scraper.scrape({
   urls: [
     'http://nodejs.org/',	// Will be saved with default filename 'index.html'
@@ -92,13 +95,7 @@ scraper.scrape({
   }
 }).then(function (result) {
   console.log(result);
+}).catch(function(err){
+  console.log(err);
 });
 ```
-
-## Dependencies
-
- - cheerio
- - request
- - bluebird
- - fs-extra
- - underscore