Adding missing copyright notice to .travis.yml.
Merge pull request #13 from btco/master

Adding missing copyright notice to .travis.yml.
Publishing the I/O 2014 source.
Merge pull request #14 from btco/master

Publishing the I/O 2014 source.
Adding hero image.
Merge pull request #15 from btco/master

Adding hero image.
Open source a bunch of source artwork
Merge pull request #16 from romannurik/master

Open source a bunch of source artwork
Merge pull request #1 from google/master

2014 I/0 App