Added a tarball distribution for ivory.

Fixes #19.
Use release distribution in example. Fix bin/ivory script.
Merge pull request #81 from ambiata/topic/distribution

Added a tarball distribution for ivory.
Add basic contact details pointer to raising issues.
Added Charles' account.
Merge pull request #82 from ambiata/topic/contact

Add basic contact details pointer to raising issues.
Added public travis build for visible sanity check on PRs.

Fixes #20.
Removing S3 test. This is not correct and doesn't actually work. The functionality will be addressed via Dictionary work.