title: InvalidArgumentException composer when installing laravel package via composer
body: <p>I've created a package in laravel with laravel packager, I push it to my github account and also submit to Packagist. When I hit  </p>
  
  <pre><code>composer require mortezarajabi/jdate
  </code></pre>
  
  <p>in root directory, I get the</p>
  
  <pre><code>    [InvalidArgumentException]                                                   
        Could not find package mortezarajabi/jdate at any version for your minimum-  
        stability (stable). Check the package spelling or your minimum-stability
  require [--dev] [--prefer-source] [--prefer-dist] [--no-progress] [--no-update] [--update-no-dev] [--update-with-dependencies] [--ignore-platform-reqs] [--sort-packages] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--] [&lt;packages&gt;]...
  </code></pre>
  
  <p>and this is my composer</p>
  
  <pre><code>{
      "name": "mortezrajabi/jdate",
      "type": "library",
      "description": "Jalali(Falaki) date for laravel",
      "keywords": [
          "mortezarajabi",
          "jdata"
      ],
      "homepage": "https://github.com/mortezarajabi/jdate",
      "license": "MIT",
      "authors": [
          {
              "name": "mortezarajabi",
              "email": "emortezarajabi@gmail.com",
              "homepage": "http://mortezarajabi.com",
              "role": "Developer"
          }
      ],
      "require": {
          "illuminate/support": "~5",
          "php" : "&gt;=5.4.0"
      },
      "autoload": {
          "psr-4": {
              "rajabi\\jdate\\": "src"
          }
      }
  }
  </code></pre>
  
  <p>any suggestion?</p>