update README info

README.md

@@ -1,11 +1,9 @@
 # Very short description of the package
 
-[![Latest Version on Packagist](https://img.shields.io/packagist/v/spatie/:package_name.svg?style=flat-square)](https://packagist.org/packages/spatie/:package_name)
-[![Build Status](https://img.shields.io/travis/spatie/:package_name/master.svg?style=flat-square)](https://travis-ci.org/spatie/:package_name)
-[![Quality Score](https://img.shields.io/scrutinizer/g/spatie/:package_name.svg?style=flat-square)](https://scrutinizer-ci.com/g/spatie/:package_name)
-[![Total Downloads](https://img.shields.io/packagist/dt/spatie/:package_name.svg?style=flat-square)](https://packagist.org/packages/spatie/:package_name)
-
-**Note:** Replace ```:author_name``` ```:author_username``` ```:author_email``` ```:package_name``` ```:package_description``` with their correct values in [README.md](README.md), [CHANGELOG.md](CHANGELOG.md), [CONTRIBUTING.md](CONTRIBUTING.md), [LICENSE.md](LICENSE.md) and [composer.json](composer.json) files, then delete this line.
+[![Latest Version on Packagist](https://img.shields.io/packagist/v/feimx/Tax.svg?style=flat-square)](https://packagist.org/packages/feimx/Tax)
+[![Build Status](https://img.shields.io/travis/feimx/Tax/master.svg?style=flat-square)](https://travis-ci.org/feimx/Tax)
+[![Quality Score](https://img.shields.io/scrutinizer/g/feimx/Tax.svg?style=flat-square)](https://scrutinizer-ci.com/g/feimx/Tax)
+[![Total Downloads](https://img.shields.io/packagist/dt/feimx/Tax.svg?style=flat-square)](https://packagist.org/packages/feimx/Tax)
 
 This is where your description should go. Try and limit it to a paragraph or two, and maybe throw in a mention of what PSRs you support to avoid any confusion with users and contributors.
 
@@ -14,14 +12,15 @@ This is where your description should go. Try and limit it to a paragraph or two
 You can install the package via composer:
 
 ```bash
-composer require spatie/:package_name
+composer require feimx/Tax
 ```
 
 ## Usage
 
 ``` php
-$skeleton = new Spatie\Skeleton();
-echo $skeleton->echoPhrase('Hello, Spatie!');
+$taxManager = new FeiMx\Tax\TaxManager($amount = 100);
+$taxManager->addTax('iva');
+echo $taxManager->get(); // 116.000000
 ```
 
 ### Testing
@@ -40,26 +39,19 @@ Please see [CONTRIBUTING](CONTRIBUTING.md) for details.
 
 ### Security
 
-If you discover any security related issues, please email freek@spatie.be instead of using the issue tracker.
-
-## Postcardware
-
-You're free to use this package, but if it makes it to your production environment we highly appreciate you sending us a postcard from your hometown, mentioning which of our package(s) you are using.
-
-Our address is: Spatie, Samberstraat 69D, 2060 Antwerp, Belgium.
+If you discover any security related issues, please email yorch@fei.com.mx instead of using the issue tracker.
 
-We publish all received postcards [on our company website](https://spatie.be/en/opensource/postcards).
 
 ## Credits
 
-- [:author_name](https://github.com/:author_username)
+- [Jorge Andrade](https://github.com/Yorchi)
 - [All Contributors](../../contributors)
 
 ## Support us
 
-Spatie is a webdesign agency based in Antwerp, Belgium. You'll find an overview of all our open source projects [on our website](https://spatie.be/opensource).
+FEI is a Digital Invoicing startup based in Yucatán, México. You'll find an overview of all our open source projects [on our website](https://fei.com.mx/opensource).
 
-Does your business depend on our contributions? Reach out and support us on [Patreon](https://www.patreon.com/spatie). 
+Does your business depend on our contributions? Reach out and support us on [Patreon](https://www.patreon.com/jorge_andrade). 
 All pledges will be dedicated to allocating workforce on maintenance and new awesome stuff.
 
 ## License

tests/TaxManagerTest.php

@@ -169,7 +169,6 @@ public function testCanCalculateISR()
 
     public function testCanCalculateMultipleTaxes()
     {
-        // 2300.90 + (2300.90*.16) + (2300.90*-0.106667)
         $taxManager = new TaxManager(100);
         $taxManager->addTax('iva');
         $taxManager->addTax('isr');
@@ -185,7 +184,6 @@ public function testCanCalculateMultipleTaxes()
         $taxManager->addTax('isr');
         $this->assertEquals(2423.613900, $taxManager->get());
 
-        // 2300.90 + (2300.90*.16) + (2300.90*-0.106667) + (2300.90*0.08)
         $taxManager = new TaxManager(100);
         $taxManager->addTax('iva');
         $taxManager->addTax('isr');