First attempt to enable travis uploads.
Consistently accessing env vars
Merge remote-tracking branch 'upstream/master' into publish-artifacts
Removing all the examples from the build.
Removing verbosity of tar command (duh).
Verifying that the tarball was created.
Merge remote-tracking branch 'upstream/master' into publish-artifacts
Ping.
Re-enabling example applications on build.
Merge pull request #187 from rhyolight/publish-artifacts

Publish artifacts from travis to S3