fixing pull/126, part 4; disable some slow FLINT tests
Merge branch 'pull/126' of github.com:DanGrayson/M2 into pull/126
fixing pull/126, part 5; improve check-configure makefile
fixing pull/126, part 6

the latest factory factors polynomials in a different order,
so we fix a test
fixing pull/126, part 7

disable another FLINT test
fixing pull/126, part 8

factorization order changes, so update a test
Merge branch 'pull/126' into pull-126-factory-4-0-0
adapting to the release of factory 4.0.0, part 2