Update Woo-shipping to use Install plugin with plugindata literal:directory

[bph]

The current steps:

			"step": "mkdir",
			"path": "/wordpress/wp-content/plugins/woo-shipping-method"
		},
		{
			"step": "writeFile",
			"path": "/wordpress/wp-content/plugins/woo-shipping-method/woo-shipping-method.php",
			"data": {
				"resource": "url",
				"url": "https://raw.githubusercontent.com/calvinrodrigues500/blueprints/woo-shipping/blueprints/woo-shipping/woo-shipping-method/woo-shipping-method.php"
			}
		},
		{
			"step": "activatePlugin",
			"pluginName": "woo-shipping-method",
			"pluginPath": "woo-shipping-method/woo-shipping-method.php"
		}

Become:

{
  "step": "installPlugin",
  "pluginData": {
    "resource": "literal:directory",
    "name": "woo-shipping-method",
    "files": {
      "woo-shipping-method.php": {
        "resource": "url",
        "url": "https://raw.githubusercontent.com/calvinrodrigues500/blueprints/woo-shipping/blueprints/woo-shipping/woo-shipping-method/woo-shipping-method.php"
      }
    }
  },
  "options": {
    "activate": true
  }
}

Also

• use shorthand for siteOptions and plugins
• point to the wordpress/blueprints directory for the sample_products.xml file