Update otpclient to version 3.1.0 / rev 20 via SR 1043766
https://build.opensuse.org/request/show/1043766
by user polslinux + dimstar_suse
- Update to 3.1.0:
* New feature (#258): entries can be displayed as a QR-Code
* All keyboard shortcuts have been revised, be sure to check them (Ctrl-k)
* Updated the artwork credits in the about dialog
* Code clean-up