FIX: Fix connected
Merge pull request #1222 from Eric89GXL/conn-fix

FIX: Fix connected
FIX: Always return self
fix doctest (filenames is not longer printed)
Merge pull request #1238 from mluessi/fix_doctest

Fix doctest due to changes in Info (?)
Adding actual single-trial inverse plots to example
Adding legend
Fixing legend typos
Cosmetic changes to code
Removing extra blank line at the end
cosmit + pep8