Merge pull request KnpLabs#698 from acrobat/changelog-update

Missing changelog items to prepare 2.8 release

Prepare for 2.7 release (KnpLabs#665)

* Prepare for 2.7 release

* Updated for new PRs

* Add methods on deprecated classes

* Adding Repo endpoints

* typo

Release 2.6.0

Prepare for 2.5.0 (KnpLabs#607)

* Prepare for 2.5.0

* Added repo:events

Prepare for release 2.4.0 (KnpLabs#582)

* Prepare for release 2.4.0

* Update CHANGELOG.md

* Typo

Changelog for 2.3.0 (KnpLabs#570)

* Changelog for 2.3.0

* typo

Added changelog for 2.2.0 (KnpLabs#552)

* Added changelog for 2.2.0

* Fixed typo

* Typo

Prepare for 2.1 (KnpLabs#542)

Merge pull request KnpLabs#485 from GrahamCampbell/patch-1

Fixed method docs and routing to organization projects

Not rc, but 2.0