remove old nonblocking example
remove old nonblocking example

magnusbae/LejosWebSockets,magnusbae/LejosWebSockets,magnusbae/fluffy-meow,andybb/HelloBrick,magnusbae/ThreadedLejosSumoBot,Itera/HelloBrick,Itera/HelloBrick,follan/HelloBrick,magnusbae/lejos-ev3-remote-controlled-robot