Merge pull request #314 from jeremygray/master

splashscreen timeout
ENH(BIG): adding travis-ci.org and coveralls.io support
Adding  python-tables to travis setup (probably not used -- but need to trigger a new build)
adding forgotten xvfb and remove absent/optional pyo and tables
DOC: Fixed several trivial typos in the dataOutputs.html doc page.
Merge branch 'master' of https://github.com/psychopy/psychopy
Merge pull request #315 from m-macaskill/master

DOC: Fixed several trivial typos in the dataOutputs.html doc page.
BF: ListWidget has no GetFont

- caused issues opening Exp settings dialog, due to trying to set
  font based on code / non-code