Also adds SourceLink support and symbols that are pushed to Nuget.
Add symbols to main nuget packages for unstable builds (Azure Artifacts does not support symbols outside of the main package)
SourceLink will enable stepping during debugging.
Added maxlength to SourceId text field in Metadata entity.
Added extra fields to Person entity and adjusted SourceId length to 255.
Added Extra Nuget deps for Relational databases and added Default Sqlite connection string.
Made LibraryItem and Metadata abstract.
Added artwork, changed DbSet names, added Seasons, added Genres, removed Language enum
Add MediaFIleKind, add CustomVideos, add Books.
Add AdditionalStream
Updated GUIDs.
Remove merge artifacts.
Updated Language to use ISO-639-3 3 letter language codes.
Added collections and concurrency tokens.
Added chapters.
Added Photos and renamed CustomVideo to CustomItem.
Started adding fields.
Added extra fields and Company entities.
Implement a first pass of user permissions for the new database schema
Upgrade to v2 of the addon. Commit generated files.
Update comment, rename namespace and remove superflous field.
Un-ignore any generated code.
Clean up the model files and other left overs.
