• Adding support for functions to box_recast (thanks to Jacob Hayes)
• Adding #181 support for extending or adding new items to list during merge_update (thanks to Marcos Dione)
• Fixing maintain stacktrace cause for BoxKeyError and BoxValueError (thanks to Jacob Hayes)
• Fixing #177 that emtpy yaml files raised errors instead of returning empty objects (thanks to Tim Schwenke)
• Fixing #171 that popitems wasn't first checking if box was frozen (thanks to Varun Madiath)