Issue #255 allow running console globally

#### box.json
* Add "vendor/composer", "vendor/symfony/dependency-injection" and "vendor/twig" to directory section 
* Remove map section
* Add "main": "bin/console",
* Set "stub": true
* add "vendor/autoload.php" to files section
  
#### composer.json
* Update dependecies to latest drupal release

#### bin/console
* Remove Drupal autoloader
* Require console.php using relative path

#### bin/console.php 
* Add Console autoloader
* Add Drupal autoloader
* Set application booted if Drupal instalation found on current working directory
* Move helpers to an array

#### src/Command/Helper/RegisterCommandsHelper.php
* Register commands only if drupal is booted

#### src/Console/Application.php
* Add booted property 
* Update version