- Limit the total size of buffered events, and drop events if we have too many.
- Split up large eventLists into batches.
- Add http emitter configs maxBatchSize, maxBufferSize.
- Update to http-client 0.9.7, java 1.7.
- Fix various tests.
Need to consider BATCH_START against maxBatchSize too.
Merge pull request #5 from metamx/emitter-stuff

Emitter fixes