base 2.7.3 -> 2.7.4
===================

- 2016-05-30 holbru
    - creation

- 2016-06-04 hbfl
    - /etc/init.d/mountvirtfs,
      /etc/fstab:
      Aktivate mount /run as tmpfs.

 Hint: It is recommended to reboot the system after installation.

    - /etc/init.d/ide:
      Unload sr_mod before unloading cdrom.
    - /var/install/bin/system-devices-mount-usb:
      Ignore case of string 'gpt' for newer sfdisk versions.
    - /etc/init.d/cron:
      Added more checks for running.

- 2016-06-04 knuffel
    - /tmp/preinstall.sh:
      Check for safe samba version with /run as tmpfs.