Alpha 3: Disqualification from Vaporware Status

Changelog:

• Tilandis GUI is here! Everything is implemented. Hopefully the interface should be straightforward on its own.
• Fixed not being able to supply arguments for a link in Tilandis if those arguments began with a - character.
• There's an NSIS-based installer now! The installer automatically associates Tilandis with the tilecreator and tilandis protocols.