=cam #16249 fix method reference in ProducerSupport
+rem #15530 Include cause in some remote log messages
=act #15956 Correct exception message for invalid sys name

(cherry picked from commit 458fceac7f161221f5b90aa83fe024378b8ed2af)
Merge pull request #16298 from akka/wip-15956-exc-msg-master-patriknw

=act #15956 Correct exception message for invalid sys name (fwd port)
Merge pull request #16250 from 2m/wip-16249-fix-actor-producer-produce-docs

=cam #16249 fix method reference in ProducerSupport
=pro load sample builds with project dependencies

* load sample builds from their definitions and replace library dependencies with project ones
* remove redefined sample build definitions
* test osgi sample by running a maven command
=doc #16300 correct remote doc to right package
Merge pull request #16302 from hepin1989/master

=doc #16300 correct remote doc to right package
+tes add `static` modifier for overloaded JavaTestKit.shutdownActorSystem(...) methods to make them more usable in unit tests.
!act #16125 Timeout Calls through CircuitBreaker.

CircuitBreaker used to wait idenfinitly for a call and only compare
duration after the facts.
It will now increment its failure count early and throw a TimeoutException or return a Failure[TimeoutException].
Merge pull request #16161 from martinei/MartinEigenbrodtIssue#16125

!act #16125 Timeout Calls through CircuitBreaker.
Merge pull request #16312 from bpg/wip-testkit-shutdownActorSystem

+tes add `static` modifier for overloaded JavaTestKit.shutdownActorSystem(...) methods
= akka-*: full name space for loggers - resolve #16138

reflect logger name changes in the migration guide

fix typo in migration guide

fix typo in migration guide (xml)
Merge pull request #16276 from akka/wip-15530-remote-log-cause-patrikwn

+rem #15530 Include cause in some remote log messages
Merge pull request #16322 from carrot-garden/name-space-for-loggers

= akka-*: full name space for loggers - resolve #16138
+act #16245 receive builder works with generic messages

UnitPFBuilder use CaseStatements as previously, because apply is cast to exact type ( not ? extends T )
PFBuilder.match working with generic messages
#16245 fix formatting and delete usages of diamond operator
!tes #16075 Change default awaitAssert interval to 100 ms
Merge pull request #16277 from akka/wip-16075-awaitAssert-interval-patriknw

!tes #16075 Change default awaitAssert interval to 100 ms
=con #16358 Harden ClusterShardingFailureSpec