update to genjavadoc 0.4 and fix path concat in Unidoc, see #3144
 #3153 - 'Fixing' the ByteStringSpec by not having it generate now illegal combinations of data for copyToArray
filter resume-warning in SupervisorHierarchySpec, see #3151
Merge pull request #1252 from akka/wip-3153-do-not-slice-empty-ByteString-√

 #3153 - 'Fixing' the ByteStringSpec by not having it generate now illeg...
Merge pull request #1242 from drewhk/wip-3025-nodelay-default-drewhk

Set TCPNODELAY as default.
Merge pull request #1251 from akka/wip-3144-genjavadoc-0.4-∂π

update to genjavadoc 0.4 and fix path concat in Unidoc, see #3144
DOC Change the HTTP section. See #3155
Merge pull request #1256 from akka/wip-3155-doc-change-http-section-ban

DOC #3155 Update HTTP section
Release should build and copy javadoc automatically. See #3158
Cluster node roles, see #3049

* Config of node roles cluster.role
* Cluster router configurable with use-role
* RoleLeaderChanged event
* Cluster singleton per role
* Cluster only starts once all required per-role node
  counts are reached,
  role.<role-name>.min-nr-of-members config
*  Update documentation and make use of the roles in the examples
Merge pull request #1253 from akka/wip-3151-SHS-warnings-∂π

filter resume-warning in SupervisorHierarchySpec, see #3151
Merge pull request #1254 from akka/wip-3049-cluster-roles-patriknw

Cluster node roles, see #3049
Merge pull request #1257 from akka/wip-3158-release-should-build-and-copy-javadoc-ban

Release should build and copy javadoc automatically. #3158
update to SBT 0.12.2
Shutdown/cleanup cluster extension if actor init fails, see #3162

* Stop ClusterDaemon if init of core actor fails.
* Activate jmx-enabled setting
* Adjust the err msg of InvalidActorNameException to match conventions
Read instead of write to get connection reset by peer. See #3128
Wait for the second member to become Up. See #3140
Merge pull request #1260 from akka/wip-sbt-0.12.2

update to SBT 0.12.2
Merge pull request #1266 from akka/wip-3140-race-in-transitionspec-ban

TransitionSpec checking for wrong member state #3140
Merge pull request #1265 from akka/wip-3128-tcpconnectionspec-failure-on-osx-ban

Read instead of write to get connection reset by peer #3128