Custom OpenVPN Solution (its open source)

You need to build me an custom OpenVPN installer and a simple interface to connect and disconnect the VPN. The requirements are: - Must support Windows XP, Vista, Windows 7 and Windows 8 32 bits and 64 bits, Mac OSX 10.6.8 + - Interface to connect and disconnect the VPN must work within a single application - The installer must be a [login to view URL] file with unattended installation (only confirmation must be required to the user). - The interface to connect the VPN must be a windows that requires username, password. - The application should have an option to start automatically at boot time and checkbox to connect automatically. - The Application must be customizes with our Logo / Path to install / texts / installation process.... You need also to Install OpenVPN Server in a Virtual CentOS 5.8 Image to provide that this works together with your developed client.