[Java] Add Java bindings for 30 options for rocksdb::DBOptions.

Summary:
1. Add Java bindings for 30 options for rocksdb::DBOptions.
2. Add org.rocksdb.test.OptionsTest
3. Codes are semi-auto generated, JavaDocs are manually polished.

Test Plan:
make rocksdbjava
make jtest

Reviewers: haobo, ankgup87, sdong, dhruba

Reviewed By: dhruba

CC: leveldb

Differential Revision: https://reviews.facebook.net/D18015
Added period

This is a PR to test some tooling; please do not merge without talking to @jamesgpearce :)
Merge pull request #120 from jamesgpearce/master

Added period