Changes in the documentation of GraphicalModels.m2. Test for globalMarkov also changed
fix an occasionally failing example by setting the random
number seed, in the package CompleteIntersectionResolutions


git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15957 a8012f80-5f13-0410-8dc0-eb77bd940c0d
some old changes
added eliminationDual
bug fix
added colonDual
function to compare dual spaces
Merge branch 'master' of github.com:kroner/M2
Whitney umbrella example
git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15976 a8012f80-5f13-0410-8dc0-eb77bd940c0d
fixed errors so that all debug'levels run properly 

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15977 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Updated some comments about future changes. This version is stable with the problem of 4 lines

git-svn-id: svn://svn.macaulay2.com/Macaulay2/trunk@15980 a8012f80-5f13-0410-8dc0-eb77bd940c0d
Merge branch 'master' of github.com:Macaulay2/M2
merged Macaulay2/M2
merged NAG/M2
reworking decomposition.m2 ...
fillInDefaultOptions
created PolySystem type
made "track" use PolySystem
modified trackHomotopy and preSLPs to use higher precision arithmetic