logging.Formatter is not new-style in 2.6

so we can't use super.

closes #3968
test that Application logging works
Merge pull request #3973 from minrk/26nosuper

logging.Formatter is not new-style in 2.6

add workaround and regression test
remove executable flag on soem files
Split exporter in to for ipynb->ipynb
some trailing whitespace