Releasing version 1.0.2

Preparing v1.0.2-RC2

Upating release notes of 1.0.2-RC1 to include the fix to reactive-str…

…eams#416 by @akarnokd

Preparing 1.0.1 (reactive-streams#390)

Merge pull request reactive-streams#387 from reactive-streams/wip-1.0…

….1-RC2-√

Updating versions to 1.0.1-RC2 and clarifying changes in RELEASE-NOTE…

Merge pull request reactive-streams#379 from reactive-streams/1.0.1-prep

Prepare 1.0.1

Merge pull request reactive-streams#267 from reactive-streams/1.0.0.f…

…inal-wip

update ref to 1.0.0.final

update version to 1.0.0.RC5