Docs v5.0 release notes

Added proper site information in _config.yml
Added main site links in top navigation bar
Added appropriate information to the author sidebar
Added proper site structure for community posts
Added proper site structure for written documentation
Added an "up to date" flag on tutorial documentation main contents pages which reflects whether that series is up to date with the respective YouTube series
Updated global site footer
Transferred site over to docs.maxgoodridge.com
Other fixes and improvements

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