v0.6.5

Features

• Add used variable nodes's reference list
• Add support for exporting custom function and variable
• Add feature to rename/delete port for custom function node
• Add support to use port feature for custom function node
• Add to do list to prepare for breaking changes
• Add destroy function
• Emit event when JSON was imported
• Finishing custom variable and function node

Bug Fix

• Fix for copying custom function node
• Fix callable port for function node
• Fix variable node for callable port
• Fix port type checker for ArrayOf
• Fix type validation
• _list must be not enumerable
• Allow connect to union port with similar types
• Improve value event listener
• Skip module loader if no URL input
• Skip check for undefined port but allow null port
• Make some internal properties configurable