Merge pull request #2 from akkadotnet/dev

Dev
Merge branch 'dev' of https://github.com/akkadotnet/akka.net into dev
Akka.NET v0.6.2
Made singleton message ctor's public for serialization
Added test to ensure singletons with private ctor can be serialized/deserialized
clonfiguration section added. test added
Merge pull request #217 from Horusiath/dev

DeadLetterListener - include actor paths in published messages
Removed MD/rST documentation from code repository
Merge pull request #218 from rogeralsing/dev

Removed documentation from code repository
Merge branch 'master' of https://github.com/mmisztal1980/akka.net into mmisztal1980-master
Merge branch 'mmisztal1980-master' into dev-clean
downgraded back to the latest nuget.org version of Helios
Merge pull request #220 from Aaronontheweb/dev-clean

.CONFIG support
adding ResizerSpec
polished off ResizableRouter + Spec
removed a config hack
Add ReceiveActor and MatchBuilder

Also updated PingPong to perform tests against ReceiveActor
Merge pull request #225 from HCanber/receive-builder-104

Add ReceiveActor and MatchBuilder
Created ReceiveActor and MatchBuilder.
Also updated PingPong to perform tests with ReceiveActor

Apart from changes in PingPong, nothing has changed.
Doc will come, but in the meantime, look at src/core/Akka/Util/MatchHandler/README.md
Merge pull request #223 from Aaronontheweb/dev-clean

Cleaned up ResizeableRouter + added Specs + fixed RoutedActorCellBug
rewritten F# test from MSTest to XUnit