fixed MPI bug in noise scaling which occured only under linux

changed tag 2.9.0 to latest commit

more docu

version 2.8.2

improved string replace so that variables which match a substring of …

…another will work

2.7.2 is the last version of jemris 2.7.x

move to version 2.8 - major changes: SequenceContainer and several cr…

…itical bug-fixes

version 2.7 ready for public