EigenKernel should not change eigenvalue is it presents #3007
Guard VTK, Exodus, and Nemesis Outputs.

Refs #3015.
Get the _real_ path pf cluster_launcher. References #3017
Merge pull request #3018 from milljm/cluster_launcher

Get the _real_ path pf cluster_launcher.
Merge pull request #3016 from jwpeterson/guard_outputs

Guard VTK, Exodus, and Nemesis Outputs.
remove the unused methods and few minor fixes #3007
Merge pull request #3008 from YaqiWang/eigen_fix_3007

Eigen fix 3007
Cody/other-devels, could you please see whether this fixes #2835 .  The bl20_lumped.i was failing on MountainLion, but i have not got access to that OSX here.  I also suspect that bl22_lumped was failing, but that is a heavy test.  amended gravity_head/tests with increased abs_zero.
Merge pull request #3013 from WilkAndy/feature_2835

Cody/other-devels, could you please see whether this fixes #2835 .  The ...