Back-to-school release

A new minor release to start the new season, including

• some fixes (#449, #452, #465, #468), migration to scipy (#449), new HPC infrastructure for resilience scripts on JUSUF (#451), new plots from a paper review (#467) and some more GPU porting (#469) thanks to @brownbaerchen
• improvements on DAE parts (#450, #455, #460, #463) thanks to @lisawim
• many fixes and improvements on the CI pipeline (#456, #457, #459, #461, #462, #466, #470, #475) thanks to @jakob-fritz
• instructions to install with pip+git (#471) thanks to @BenjaminRodenberg (first contribution 🚀)
• a brand new playground to mix pySDC and dedalus thanks to @tlunet

Feels like a busy start !