Merge branch 'master' of gitlab.mathematik.uni-stuttgart.de:seusdd/ldd-for-two-phase-flow-systems

Usecases/Richards-Richards/README

-The usecases in this folder were used at one point in time in the development 
+The usecases in the Archive folder were used at one point in time in the development 
 of the LDD code usually for debugging but have been abandoned at one point in 
 time. 
 This means that the scripts are not up to date and up to par with the qualtiy