DOC: typo
Fix skipping of tests with dependencies
Add option to show channel names in topomap
plot_evoked_topomap channel name fixes
Fixed typo
Merge pull request #1022 from TalLinzen/evoked_typo

Fixed typo
Cosmetics
Merge pull request #1020 from TalLinzen/patsy_dependency

Fix skipping of tests with dependencies
Merge pull request #1021 from TalLinzen/topomap_ch_names_rebased

ENH: Add option to show channel names in topomap
Travis test case without optional dependencies

* Patsy and statsmodels are now installed
* Pandas installed using pip rather than apt-get (need more recent
  version for statsmodels)
Cleanup + comments
Put apt-update after get-key
Merge pull request #1027 from TalLinzen/travis_nodepend_rebased

Travis test case without optional dependencies