Update HISTORY.md for RocksDB 4.1

Summary:
Update HISTORY.md for RocksDB 4.1

Test Plan:
no code change

Reviewers: igor, sdong, anthony, IslamAbdelRahman, rven, kradhakrishnan

Subscribers: leveldb

diff --git a/HISTORY.md b/HISTORY.md
index f4227078ce111a45bb05445992889c53f4b894e3..d06acc6660b8bcc55075f74cc89631c358ca3efd 100644 (file)
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,6 +1,6 @@
 # Rocksdb Change Log
 
-## Unreleased
+## 4.2.0 (11/9/2015)
 ### New Features
 * Introduce CreateLoggerFromOptions(), this function create a Logger for provided DBOptions. 
 * Add GetAggregatedIntProperty(), which returns the sum of the GetIntProperty of all the column families.