Updated to v2.0.15
- Updated: The tool now requires .NET Framework 3.5 due to using the built-in JSON serialization
- Removed: The ability to compile Skins is no longer a part of this tool, instead it's now compiling "Language Packs"
- Added: When you press Compile, it'll now open up a new form which have the details needed for a language pack

Signed-off-by: Swizzy <swizzy@xeupd.com>