Release v0.2.1

What's Changed

• Fixed NOT not being a bitwise negation (thanks @koostosh)
• Code improvements

Full Changelog: v0.2.0...v0.2.1

Release v0.2.0

• First macOS build
• Updated external libraries
• Small error message changes
• Fixed SHC and SHZ
• Many code improvements

Release v0.1.1

• Fixed crash when there was only one token to parse