Revert "Merge remote-tracking branch 'origin/master' into XFEMDevelopment_Martin"

This reverts commit 4d954d44276fd53a82f557ddad0d4036a695d970, reversing
changes made to 6a8cae329a86d9b825fee4f3a842313c7e884f15.
removing printYourself-commands
Revert "Revert "Merge remote-tracking branch 'origin/master' into XFEMDevelopment_Martin""

This reverts commit cc7152af0bb4d823f14b476f51af11f37af57ca5.
adding support (correctly) for rate-dependent cohesive zone model: IntMatBilinearCZFagerstromRate