v0.2.0

Enhancements

• Verify connection compatibility with NodeDataType (#43)

Fixes

• Do not allow for cyclic connections in the scene (#35)
• NodeDataModel input_connection_created now only called once (#27)
• Incorrect connections in calculator example (#38)
• Fix filename globbing in open/save file dialogs.
• Fixed deprecated QFontMetrics.width.

API Changes

• Connection property output_node should be used in favor of the now-deprecated node property.
• New connection failure exceptions: ConnectionCycleFailure and ConnectionDataTypeFailure.

Contributors

• @tfarago (#43, #28)