Minor contents logic changes for Kernels section; add a check for non-ascii (refs #4343)
Minor changes to provide better image alignment (refs #4343)
Correction needed for YAK (refs #4389)
Merge pull request #4391 from aeslaughter/training-4343

Small formatting changes in support of Kernels section
Merge pull request #4392 from aeslaughter/bug-4389

Correction needed for YAK
Update script to handle removing whitespace from arbitrary paths
closes #4396
Merge commit 'f29f74247f93d55f11905f0343dfb4d3af2c88e3'
Merge pull request #4397 from permcody/whitespace

Update script to handle removing whitespace from arbitrary paths
Call libMesh::write_traceout() in mooseError(), mooseAssert()

This is a no-op unless you configure libmesh with --enable-tracefiles.
Without this, you don't get a stack trace from mooseError/Assert() in
parallel.

Refs #4398
Merge commit 'a6235594c0d197086f0c5910a66fb9507e420ffb'
Merge pull request #4399 from jwpeterson/write_traceout

Call libMesh::write_traceout() in mooseError(), mooseAssert()
Merge commit 'ea41d54cdefc37a0a4fc2a1f4966d85f5250a220'