Release 4.0.2

Changelog

• 2c17802 Release 4.0.2
• 8b38a9b Allow null attributes to be passed through, closes #712
• b630cd5 Upgrade to Grolifant 3.0.0
• 46f0adf Fix doc publication job

Contributors

We'd like to thank the following people for their contributions:

• Andres Almiray (@aalmiray)
• Goooler (@Goooler)
• Schalk W. Cronjé (@ysb33r)