Odoo instance Manager 0.1.1

• Fix one error in package.json
• Change code visibility to public
• Added a Status bar item to manage the state of the PostgreSQL container
• Added a command for create a Odoo instance
• Added a command for delete a Odoo instance
• Added a command for open the extra addons folder
• Added a command for open the instance in the browser
• Added a command for open the shell of a instance.
• Added the list of preinstalled and custom modules.