Updating CHANGELOG.md after release 0.2.15

typo fix

typo fix

0.2.11 stable release

Release/2018 02 27 (aws-amplify#372)

* Use SPDX license

* Update yarn.lock

* Generate docs

* Build

* Bump versions

* Update CHANGELOG.md

Release/2018 02 27 (aws-amplify#372)

* Use SPDX license

* Update yarn.lock

* Generate docs

* Build

* Bump versions

* Update CHANGELOG.md

update aws amplify to 0.2.9

Release/2018 02 27 (aws-amplify#372)

* Use SPDX license

* Update yarn.lock

* Generate docs

* Build

* Bump versions

* Update CHANGELOG.md

Merge pull request aws-amplify#320 from powerful23/deploy-02-19

Deploy 02 19

Merge pull request aws-amplify#320 from powerful23/deploy-02-19

Deploy 02 19