refactor to share code in emulated batch refactor to share code in emulated merge refactor index kvstore benchmarks to share more code refactor index kvstore benchmarks to be more repeatable
- this is part of a recent bleve KVStore API change. See the following two google group threads for more details: * [help adding goleveldb as an alternative Key/Value store for bleve][1] * [bleve search performance improvement][2] [1]: https://groups.google.com/forum/#!topic/bleve/aHZ8gmihLiY [2]: https://groups.google.com/forum/#!topic/bleve/aTyqsSnbhik
- This is a first-pass introduction. Things may not be working correctly yet.