Obtain and use DOF map (#4182)
Add WrongJacobianDiffusion kernel (#4182)
Add tests (#4182)
Ignore temp_print_trace files

This resolves issue #4238
https://github.com/idaholab/moose/issues/4238
Merge pull request #4239 from roystgnr/ignore_print_trace

Ignore temp_print_trace files
Fix dbg assert (#4182)
Document WrongJacobianDiffusion kernel (#4182)
A few more doxygen comments for completeness (refs #4182)
Merge pull request #4237 from dschwen/nextgenjacob_4182

Use DOFMapOutput in Jacobian tester
Merge commit '93ac23d1305fdf8dedb86e3ee7700e8e468fd445'