Problem: state machine handles internal events incorrectly.
Problem: state machine handles internal events incorrectly.

Solution: filter out internal events for now.

sphaero/zproto,hintjens/zproto,sappo/zproto,sappo/zproto,somdoron/zproto,asokoloski/zproto,somdoron/zproto,zeromq/zproto,zeromq/zproto,asokoloski/zproto,somdoron/zproto,bkmit/zproto,jdiez17/zproto,sphaero/zproto,vyskocilm/zproto,bkmit/zproto,zeromq/zproto,zeromq/zproto,c-rack/zproto,jemc/zproto,jdiez17/zproto,somdoron/zproto,hintjens/zproto,c-rack/zproto,c-rack/zproto,c-rack/zproto,asokoloski/zproto,jdiez17/zproto,vyskocilm/zproto,sphaero/zproto,asokoloski/zproto,hintjens/zproto,hintjens/zproto,hintjens/zproto,asokoloski/zproto,somdoron/zproto,hintjens/zproto,sappo/zproto,vyskocilm/zproto,vyskocilm/zproto,sphaero/zproto,asokoloski/zproto,vyskocilm/zproto,asokoloski/zproto,hintjens/zproto,bkmit/zproto,jdiez17/zproto,zeromq/zproto,zeromq/zproto,sphaero/zproto,zeromq/zproto,jemc/zproto,somdoron/zproto,somdoron/zproto,jdiez17/zproto,c-rack/zproto,bkmit/zproto,vyskocilm/zproto,bkmit/zproto,vyskocilm/zproto,jemc/zproto,jemc/zproto,sappo/zproto,c-rack/zproto,bkmit/zproto,sappo/zproto,jemc/zproto,bkmit/zproto,jdiez17/zproto,sappo/zproto,sappo/zproto,sphaero/zproto,jemc/zproto,c-rack/zproto,jemc/zproto,jdiez17/zproto