chore: update dependencies

chore: update to .NET 7

chore: update data versions

feat: make projects available for netstandard 2.1

chore: add repository url and license to nuget

Merge pull request #22 from Rutherther/data

Add NosTale data information

chore(data): add short descriptions of projects

feat(data): add support for retrieving language encodings

feat(data): add skeleton for NosTale data