Android-SDK - 2.1.3

## 2.1.3 December 6th, 2018

This is a patch release.

### Bug Fixes * upgrade to Optimizely Java SDK 2.1.4 * fix/wrap in try catch for getting build version in static init which might crash ([#241](https://github.com/optimizely/java-sdk/pull/241))

https://github.com/optimizely/android-sdk/releases/tag/2.1.3