Issues from old repositories that are not fixed yet
dune-xt-common
- from_string<std::complex<...>>() broken for certain strings
- improve fieldvectors/matrices
- reconsider DefaultEps/FloatCmp for complex numbers
- find a replacement for boost::tuple
- fix TimingData
dune-xt-functions
dune-xt-la
- Improve shifted QR eigensolver enhancement
- numpy eigensolver crashes on exit in multithreaded env
- (re)add support for FASP solvers
- Add generic solvers
- harmonize checks