RocksDB 3.0

New features in RocksDB 3.0:

• Column Family support (https://github.com/facebook/rocksdb/wiki/Column-Families)
• Ability to use different checksum function in block based table. You can choose between crc32 and xxHash.
• ReadOptions::prefix_seek and ReadOptions::prefix are deprecated
• Full change log: https://github.com/facebook/rocksdb/blob/3.0.fb/HISTORY.md
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