v3.0.0-alpha.7

* fix(firebaseConnect): rename internal props and throw for name collisions - prescottprue#613 - @theashguy + @iamthefox
* fix(HOCs): missing props (firebase + dispatch) added - prescottprue#606
* feat(typings): major upgrade to typescript definitions (including types from `@firebase`) - prescottprue#627 - @rscotten

Author: prescottprue