Update find_hung_process.py to work with Falcon or Bechler clusters
closes #4216
Merge pull request #4220 from permcody/hung

Update find_hung_process.py to work with Falcon or Bechler
ElementReadPropertyFile User Object src and test #4066

Added comments to .C and .h files #4066
Merge commit '92a4a199e2c1d1aaae6fc5d020217f0fe0a4a4cb'
Merge pull request #4219 from cpritam/feature_4066

ElementPropertyReadFile src and test #4066
add another search path for libmesh-config refs #4234
Merge pull request #4236 from friedmud/libmesh_config_4234

add another search path for libmesh-config
Merge commit '7b6025ca03e5346329b7a2d2b09ba462abd00963'
Merge commit '0fb5986df9e777d45696c329a463409c0e89c96d'