bump rocksdb to 5.6.2, suppress warnings causing travis to abort

CHANGELOG.txt

@@ -1,6 +1,11 @@
 Changelog
 =========
 
+0.7.2 (2017-09-02)
+~~~~~~~~~~~~~~~~~~~~
+ * Bumped rocksdb to 5.6.2 (spacejam)
+
+
 0.7.1 (2017-08-29)
 ~~~~~~~~~~~~~~~~~~~~
  * Bumped rocksdb to 5.6.1 (vmx)

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "rocksdb"
 description = "Rust wrapper for Facebook's RocksDB embeddable database"
-version = "0.7.1"
+version = "0.7.2"
 authors = ["Tyler Neely <t@jujit.su>", "David Greenberg <dsg123456789@gmail.com>"]
 license = "Apache-2.0"
 keywords = ["database", "embedded", "LSM-tree", "persistence"]
@@ -19,4 +19,4 @@ valgrind = []
 
 [dependencies]
 libc = "0.2"
-librocksdb-sys = { path = "librocksdb-sys", version = "5.6.1" }
+librocksdb-sys = { path = "librocksdb-sys", version = "5.6.2" }