update normaliz to latest version 2.9
Merge branch 'master' of github.com:Macaulay2/M2
do a better job detecting an interrupted child process and raising a Macaulay2 error
install version of Normaliz package compatible with normaliz 2.9
it will need fixing
fix package Normaliz so it works

it had problems parsing the version number of the program "normaliz"
update normaliz to latest version 2.9, part 2
Added mgb support for setting spar group size