Upgrade to streamhub-sdk 2.0.0, and bump version to 2.x alpha. This adds Show More capability
Fix show more inserting of content
don't use util.inherits, since its no longer in sdk
Make media wall work with sdk v2.0.0. Bump to v2.0.0-alpha.0
Depend on sdk ~v2.0.0
Make tests pass with streams2
Fix bug where content being inserted would not be properly hidden until laid out