Implementation of LocalHyperDualStiffness

 - implementation of hyper-dual numbers is added
 - LocalHyperDualStiffness is a new alternative to LocalADOLCStiffness that uses hyper-dual numbers instead of AD by ADOL-C
 - localhyperdualstiffnesstest verifies the results of LocalHyperDualStiffness
2 jobs for feature/localhyperdualstiffness in 4 minutes and 23 seconds (queued for 1 second)
Status Name Job ID Coverage
passed dune:git clang C++17 #97379


passed dune:git gcc-8 C++17 #97380