update changelog for v0.2.8
Add metadata update to changelog
Refreshing exposed ports in the event service page is loaded before image is done downloading
Merge pull request #449 from CenturyLinkLabs/feature/refresh-exposed-ports-79790364

refresh default_exposed_ports
Add show action for deployments.
[#82124250]
Make confirm and delete work with DHTML.
[#82124250]
Include display_name in JSON representation of deployment.
[#82124250]
Generic updatable contents plugin...
to support refreshing a containers contents
[#82124250]
Update the contents of a deployment on initial expand.
[#82124250]