Merge pull request #88 from stefanalfbo/master

Error when building Akka.FSharp.Tests
renamed the last of the NuSpec and build system artifacts from Pigeon to Akka - close #80
added NuGet symbol package support
Merge pull request #89 from Aaronontheweb/master

Added support for building NuGet symbol packages
made the properties of the UnhandledMessage event public, so they can be logged when received via the event stream
reverting version # changes
Refactor Mailbox
added RemoteLifecycleEvents and EventPublisher
adding support for remote lifecycle events
Merge pull request #90 from Aaronontheweb/master

adding support for RemoteLifecycleEvents
Refactoring MessageDispatcher
Merge branch 'master' of https://github.com/akkadotnet/akka.net.git
Task based dispatcher