TestTransport does not rely on onSuccess for writes
Fixed incorrectly reported backpressure by trttl
Added retry logic for initial associate
#3100 - allow sending more than one udp packet with UdpFF

After a packet was sent successfully the state of the actor was never
reset so that all further sends failed.
Fixed regression caused by fixes in previous commit
Fixed backoff delay to be read from RemotingSettings
Merge pull request #1208 from jrudolph/fix-udp-sends

#3100 - allow sending more than one udp packet with UdpFF
Merge pull request #1207 from akka/wip-3091-LARS-cancellation-stress-timeout-ban

Adjust timeouts in LARS tests since processing can take a while. See #3091
Adding more information in TestKit asserts. See #3040
Make sure that all nodes use tha same number of rounds. See #3050
Fixed according to review comments
Fixing invalid causality assumption in AbstractTransportAdapter #3111
Merge pull request #1205 from akka/wip-3050-akka-cluseter-stressspec-failed-ban

Make sure that all nodes use tha same number of rounds in the test. See #3050
Merge pull request #1209 from drewhk/wip-3099-testtransport-improvement-drewhk

Fixes in test transport and others #3099
clarify context needed for ActorDSL.actor() and add @implicitNotFound
Made `Agent` an abstract class, pushed existing implementation into a private `SecretAgent` class and added a java-lovin' factory method. See #3108
Merge pull request #1210 from akka/wip-dsl-import-∂π

clarify context needed for ActorDSL.actor()
Merge pull request #1212 from drewhk/wip-3111-init-race-transportadapter-drewhk

Fixing invalid causality assumption in AbstractTransportAdapter #3111
Fixed race between async close() and ChannelReadable message in tests #3055
Merge pull request #1215 from drewhk/wip-3055-confirmedclose-tcp-drewhk

Fixed race between async close() and ChannelReadable message in tests #3...
Adding some cuban sigar
Merge pull request #1217 from akka/wip-habana-√

Adding some cuban sigar