release-notes-openSUSE: Update to 13.1.6

This update resolves the 12.3 checkit markers (bnc#847802), updates the translations and adds the following new entries to the release-notes-openSUSE:
- Upgrading with Zypper (dup) Requires /etc/fstab
- Cleanup; Samba version 4.1.
- bnc#849112: Adobe Reader (acroread) and Other PDF Readers
- bnc#848969: KDE and Bluetooth

Fixed bugs
bnc#847802
Release notes contain lots of "CHECKIT:12.3"
bnc#849112
acroread no longer included
bnc#848969
KDE and Bluetooth (Additional notes for the Release Notes)
Selected Binaries
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