Go-SDK - 1.0.0-beta1

## [1.0.0-beta1] - September 27th, 2019

### New Features
- Added decision listeners and project config update listeners.
- Added optional configuration parameters to NewProcessor.

### Breaking Changes
- This method `OptimizelyFactory.ClientWithOptions()` has been removed in favor of `OptimizelyFactory.Client(clientOptions ...OptionFunc)`



https://github.com/optimizely/go-sdk/releases/tag/v1.0.0-beta1