Use new J-Integral option for better results on verification tests ref #2717
Merge pull request #2822 from bwspenc/test_fix

Remove Density from tests that don't need it
Merge pull request #2823 from bwspenc/j_int_vtest

Use new J-Integral option for better results on verification tests
fixup issue related to ghosting degrees of freedom of block restricted variables refs #2713
When appending, make the Tecplot Outputter overwrite the file the
first time it writes.

This prevents multiple runs in the same directory from appending to
an old data file and giving misleading results.

Refs #440.
Merge pull request #2820 from jwpeterson/tecplot

When appending, make the Tecplot Outputter overwrite file first time
Merge pull request #2826 from friedmud/contact

fixup issue related to ghosting degrees of freedom of block restricted v...
Switch test to use GenericConstantMaterial instead of Density ref #2814

This test was broken because it used Density, which came from misc.
Since we don't care about evolving density, I switched it over to use
GenericConstantMaterial, which resolves the dependency issue.