Minor fixes

Consolidated all external contents in the Dockerfile to a single repository

Built-in docker key management

Updated run.sh with key management capabilities

Fixed /downloads ownership and added usage information

v0.5

Update README.md

Automated cleanup for /downloads & Switching to dedicated docker repository

v0.4

Added cron based cleanup automation for /downloads

Docker Build Automation Test

This release is to test Docker Build Automation

Initial release

Initial release of a Dockerfile needed to build a self-contained docker image to host Legacy WebOS Youtube services.