Version 2.1

Node-red 1.x.x support, includes new output nodes input event registration - which allows to using new Complete Node-red node.
There are also some visual issues fixes for custom-input and custom-output nodes for Node-red 1.x.x.

Added new button output node, that controls 14 buttons LEDs.

This version require Node-red version 1.x.x and later and will not work on older versions.