manual subscription to xpub
xpublisher welcome message
Merge pull request #180 from somdoron/WelcomeAndManual

Welcome and manual
refactoring poller methods
create simplified version of the Actor (NetMQActor)
NetMQBeacon now uses NetMQActor + NetMQ3.5 include NetMQ beacon
fix typo
Make NetMQException serializable.
Merge pull request #185 from mbergin/patch-1

Make NetMQException serializable.
Merge pull request #183 from somdoron/Refactoring

NetMQActor and Poller refactoring
improve router performance by stop using Blob and using MurMurHash
unchecked is not needed on Equals
Merge pull request #187 from somdoron/RouterPerformanceImprovement

improve router performance by stop using Blob and using MurMurHash