Merge pull request #2 from akkadotnet/dev

Dev
Akka.FSharp api: fixed ask operator (<?) to return Async<obj> instead of Async<unit>
Merge pull request #191 from Aaronontheweb/master

akka v0.6.1 - IN PRODUCTION
Update README.md
Update README.md
Router images for documentation
Merge branch 'dev' of https://github.com/akkadotnet/akka.net into dev
Documentation images
Updated images
Doc images
Merge remote-tracking branch 'upstream/dev' into dev
merged from akkadotnet/akka.net
implemented smallest mailbox routing with specs
updated images
Merge pull request #199 from Horusiath/dev

Implementation of the SmallestMailbox routing logic
documentation images
Merge branch 'dev' of https://github.com/akkadotnet/akka.net into dev
more images
Update README.md
Update README.md