With assets and Readme instructions

Added the assets for the DBP so most of the HelloDBP demo can be imported into your own Software AG DBP environment, or just for browsing to see under the hood.

Videos and Presentation available

Link to YouTube videos is now in the ReadMe. Anyone who sees this release announcement as an email notification because of being a watcher, please reply to me at [email protected]. I'm testing this way of informing watchers of major changes to this repo.