v0.4.0

Changed

• Improve documentation (@PaulRBerg)
• Name return argument in addr cheatcode (@PaulRBerg)
• Upgrade Node.js dependencies (@PaulRBerg)

Added

• Add named alternatives to contains and eq (@PaulRBerg)
• Add parseJson cheatcodes with type coercion (@PaulRBerg)
• Sync Vm with forge-std (@PaulRBerg)