add Bertini.m2 to GraphicalModels folder
Merge branch 'master' of https://github.com/Macaulay2/Workshop-2014-Berkeley
add Bertini.m2 to GraphicalModels folder
Merge branch 'master' of https://github.com/Macaulay2/Workshop-2014-Berkeley
Merge branch 'master' of https://github.com/Macaulay2/Workshop-2014-Berkeley
add Bertini to GraphicalModels folder