UDT connect/disconnect see #1290 see #1329

see #1290 
see #1329 

@siteware please review; try to test in your production environment.

current request depends on snapshot

https://oss.sonatype.org/content/repositories/snapshots/com/barchart/udt/barchart-udt-bundle/

I will cut udt release after confirmation that issue is closed.