Changed the iterative solver stopping test with PETSc to use default values for atol and divergence tests
Changed the iterative solver stopping test with PETSc to use default values for atol and divergence tests


git-svn-id: ffc1bc5b3feaf8644044862cc38c386ade156493@185 434f946d-2f3d-0410-ba4c-cb9f52fb0dbf

certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh,certik/libmesh