message: docs(CHANGELOG): add information about how tactical I am. Smoosh that, muchacho
diff: -<a name="6.0.0-rc.1"></a>
  -# [6.0.0-rc.1](https://github.com/ReactiveX/RxJS/compare/6.0.0-rc.0...6.0.0-rc.1) (2018-04-07)
  +<a name="6.0.0-tactical-rc.1"></a>
  +# [6.0.0-tactical-rc.1](https://github.com/ReactiveX/RxJS/compare/6.0.0-rc.0...6.0.0-tactical-rc.1) (2018-04-07)
  +Why "tactical"? Because I *TOTALLY MEANT* to ruin the release names by publishing an amazingly funny April Fool's joke about smooshMap. So this was "tactical". Super tactical. So very tactical.
  ### Bug Fixes
  