v0.3.0-preview5

Highlights include:

• Add support for NuGet V2 upstream package sources (#630) by @patriksvensson
• Add .NET 5 target framework filter (#606) by @SeppPenner
• Support autocompleting versions (#576) by @davidackroyd99
• Display multiple authors correctly (#574) by @yang-er
• Improve dependents UI by (#572) by @davidackroyd99
• Support loading more search results (#437)

Thank you everyone for all the amazing contributions! 🥳