Merge branch 'api' into develop
Travis-ci: configuration setup
Blank commit to launch the first Travis-CI build
Add entries to gitignore

Common machine-specific files for settings, requirements and logger have been added to
.gitignore.
Travis-CI: test against different Django versions
.travis.yml ready for Django 1.7 and Python 3.3
Refactor Neurostars theme

- Add flatpages with custom about and faq page;
- Move all images to a `img` folder;
- Move stylesheet to a `css` folder.
Merge branch 'master' of https://github.com/ialbert/biostar-central into neurostars-theme
Merge branch 'master' of https://github.com/ialbert/biostar-central into travis-ci
Merge branch 'travis-ci' of https://github.com/nimiq/biostar-central
Merge branch 'master' of https://github.com/ialbert/biostar-central into istvan