Update ruby version to 2.6.3

Update version to 1.1.0 (#15)

* Update gem version to 1.1.0

* Update User Agent version to 1.1.0

Remove GPR push

Update version to 1.0.9

Update version to 1.0.8

Merge pull request #7 from mParticle/update-json-library

Upgrade JSON library to 2.3.0

Add CCPA to ConsentState

Add Custom Flags to App, ScreenView and Commerce Events

Add GDPR Consent State to SDK

* Add GDPR Consent State and Consent State Models to SDK
* Add Rspec tests

Update version to 1.0.3