Fixes
- Set current thread only if theres no exceptions ([1064](https://github.com/getsentry/sentry-java/pull/1064))
- Append DebugImage list if event already has it ([1092](https://github.com/getsentry/sentry-java/pull/1092))
- Sort breadcrumbs by Date if there are breadcrumbs already in the event ([1094](https://github.com/getsentry/sentry-java/pull/1094))
- Free Local Refs manually due to Android local ref. count limits ([1179](https://github.com/getsentry/sentry-java/pull/1179))