changed flint to version 2.4
single file cherry-pick from Mike
fix a gcc warning message in the flint library
again a file cherry-pick from Mike
patch for flint's configure
fixing MP issue and checking libraries in /lib
fix pthread linking issue for 'make check' for flint (wrong link order)
fix M2-shipped libs lookup issue and add blas usage
 correct configure file name
added a cast to allow this to compile under gcc 4.4.7 with debugging
Merge pull request #87 from jakobkroeker/fix.flint.build.baseIsMaster

fix for flint compiling issues