+pro create akka-http-parent project as an anchor to run aggregate tasks on
=str - Addresses so that the optimizer for collect does not close over the previous AstNodes
=htc use forall
!htc use japi.Option
!htc replace Parameter interface with ju.Map.Entry in japi.Uri
=htc #16482 preserve header order during parse
=str - 16467 - Updates Akka Streams to Reactive Streams 1.0.0.M3

Only failing test is for the SynchronousIterablePublisher since the TCK doesn't handle sync
publishers well (@ktoso is working to fix this for the 1.0.0.RC1)

Adds a lot of FIXMEs to make sure we fix them before we ship the final version of Akka Streams.
Merge pull request #16490 from akka/wip-16467-rs-1m2-√

Updates Akka Streams to Reactive Streams 1.0.0.M3
=str #16508 in StatefulStage.emit don't lose state change for single-element iterator
Merge pull request #16471 from akka/wip-noclose-optimization-√

=str - Addresses so that the optimizer for collect does not close over t...
Merge pull request #16509 from spray/w/16508-fix-StatefulStage-emit

=str #16508 in StatefulStage.emit don't lose state change for single-element iterator
Merge pull request #16481 from 2beaucoup/minor-fixes

Minor changes to the Java API of the HTTP core model
=htc #16501 render custom Date header
=htc #16500 parse Sunday dates and dates with long weekday names correctly

Also, make sure not to parse well-known parameters into the extension block.

Thanks, @richdougherty for the first version of this patch and the additional
test cases.
=htc small cleanup
Merge pull request #16485 from 2beaucoup/header-order-fix

=htc #16482 preserve header order during parse
!str #15964 Remove dependency to persistence

* It will show up again in the right place, in enhanced form, by #16541
Merge pull request #16544 from akka/wip-15964-remove-persistence-dependency-patriknw

!str #15964 Remove dependency to persistence
=htc #16488 add missing assertions in tests

 - replaced pure `===` by `shouldEqual`
 - fixed the backport of spray/spray#927 in ae8c47acc170907ee9c8dfbcb946b400035f6877
 - fixed HttpHeaderParserSpec
+doc apply new docs design to akka-docs-dev