Adds news post for RSD launch
This is the news post for the RSD launch that is scheduled for today.
@jandt-desy @konrad @frust45 It would be great to hear you opinion about the post.
I could not figure out how to use breakpoints so that float-right is only for larger screens, e.g. > md.
Edited by Uwe Jandt (DESY, HIFIS)