Initial Release - Ryan / Caleb / Carl

Full Changelog: https://github.com/LimesKey/TrashSort/commits/v0.1

• Adds most of Carl's error-trapping logic
• Adds Caleb's Normal and Hard modes
• Adds Ryan's Adaptive difficulty mode
• Separates tools and database into different files
• Changes build tool from Java Ant to Java Gradle (v8.5)
• Adds more items to the database