fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph

Igor Canadi 2158e0f831 Fix clang build ... Summary: as title Test Plan: clang builds Reviewers: leveldb Subscribers: dhruba, leveldb Differential Revision: https://reviews.facebook.net/D36183		10 years ago
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flashcache.cc	Fix clang build	10 years ago
flashcache.h	db_bench can now disable flashcache for background threads	10 years ago