Bump to v 2.7.5
Merge pull request #202 from Livefyre/2.7.5

2.7.5
ContentView example uses contentviewfactory
first start
typeUrns in contentviewfactory
Export .Content
Add typeUrn to Content
Bump to v2.8.0
Merge pull request #203 from Livefyre/awspublish

v2.8.0 - Composability
Merge from master