Beter support for non MacOs terminal.

• Improve terminal message (color) from ruui-cli for non MacOs machine.
• Fix bug that cause ruui init <projectName> failed on Windows.
• Cli's dev-server allow LAN access, and also allow override host by specify in ruui.config.js.

module.exports = {
  host: 'our-host-or-ip', // default is 0.0.0.0, which allow connection from local network
};