Updated README.md links to match new structure
Removed redundant Travis build badge
Fixed peerconnection/states link
Merge pull request #140 from samdutton/master

Update README.md links to match new directory structure
Merge pull request #142 from GoogleChrome/fix-paths-x

Fix demo paths for new dir structure
Update README.md formatting to match index.html
Merge branch 'master' into gh-pages