Fix Vanco#113 V2.1.3 does not jump to the code.

Release 2.1.2

fix NPE in KtSequenceGenerator

release 2.1.0

fix#82: Null pointer exception after double click in the diagram

Add Kotlin support. And Rebuild for 211.*

Fix Vanco#70 The Settings not save properly.

Export PlantUML file

Rebuild for 203.*

Uncheck for smart interface by default.

2020.1 support.