Javascript-SDK - 1.1.1

- Bump to optimizely-server-sdk to version 1.0.1, which includes:
- Fix bug so conversion event is not sent if user is not bucketed into any experiment.
- Bump bluebird version from 3.3.5 to 3.4.6.
- Update event endpoint from p13nlog.dz.optimizely to logx.optimizely.


https://github.com/optimizely/javascript-sdk/releases/tag/v1.1.1