Build rootfs images for aarch64 and armh.

This list for Communications, not network in general.

They are not "Communications", they are related to network
in general.

Definitely we are want them always installed.

Use chrony as NTP client.

* systemd-settings-enable-showstatus - show only failed units, hide units
  was successsful running
* systemd-settings-disable-dumpcore - do not save coredump files
* systemd-settings-enable-log-to-tty12 - show log on tty12

- Replace qstardict for goldendict due bad help and usability in qstardict.
- Remove eric6 due a lot of errors, missing large part of localization.
- Add kde5-khelpcenter for open help in KDE5 applications.