Removing 'wiki' submodule
Updating nuget to 2.8 (supports packages.<project_name>.config convention)

Moving nuspec file
Removing old solution file
Adding per-project nuget packages.

This will allow targeting different SDK versions easier
Duplicated everything for 8.2
All tests pass!

I now have a build for 8.2
Merge branch 'feature/spring-cleaning' into develop
Merge branch 'release/8.2'