Changelog for octave-forge-communications-debuginfo-1.2.1-4.5.x86_64.rpm :

* Wed Apr 08 2015 dmitry_rAATTopensuse.org- Update to version 1.2.1
* Compatibility with Octave 4.0.0
* Thu Feb 26 2015 dmitry_rAATTopensuse.org- Split from octave-forge package, version 1.2.0