Add Benchmarks

[valencik]

Adds two very basic, likely terrible, benchmarks mostly so they are here and I can't use having to set them up as an excuse.

benchmarks/jmh:run -i 10 -wi 10 -f 2 -t 1 textmogrify.benchmarks.LuceneStreamingBenchmark

Benchmark                                         Mode  Cnt     Score    Error  Units
LuceneStreamingBenchmark.tokenizeBytesTokenN1    thrpt   20   993.796 ± 18.483  ops/s
LuceneStreamingBenchmark.tokenizeBytesTokenN128  thrpt   20  2212.053 ± 28.179  ops/s

benchmarks/jmh:run -i 10 -wi 10 -f 2 -t 1 textmogrify.benchmarks.LuceneTokenizationBenchmark

Benchmark                                               Mode  Cnt      Score     Error  Units
LuceneTokenizationBenchmark.doNothing                  thrpt   20  19105.502 ± 418.231  ops/s
LuceneTokenizationBenchmark.manualToLowerCaseAndSplit  thrpt   20   6333.355 ±  82.623  ops/s
LuceneTokenizationBenchmark.tokenizeAndLowerCase       thrpt   20   4742.166 ±  35.742  ops/s