alpinOS: New release for Raspberry Pi 4

![alpinOS](https://misapuntesde.com/images/2020/02/alpinos_logo.png)

Here the changes:

  • Installed on /root alpinOS repo.

  • Enable Edge repositories.

  • Installed common packages: git nano mc rng-tools raspberrypi raspberrypi-bootloader-cutdown htop xrandr shadow sshfs netatalk.

  • Remove ttyys 3-6.

  • Added custom .profile and .bash_aliases on pi and root.

  • Change hostname alpineos to alpinOS.

Link: [github.com > alpinOS](https://github.com/jmcerrejon/alpinOS)