Fix up some breakage caused by moving the cvc3generator package.

The cvc3generator package was moved out of tablularexpression.  Matlab code
wasn't updated, and thus broke.  Fix this mistake.

git-svn-id: https://groke.mcmaster.ca/svn/grad/colin/branches/TableTool_javization@10659 57e6efec-57d4-0310-aeb1-a6c144bb1a8b