sync upstream

README.md

@@ -1,11 +1,14 @@
 rust-rocksdb
 ============
 
+[![RocksDB build](https://github.com/zaidoon1/rust-rocksdb/actions/workflows/rust.yml/badge.svg?branch=master)](https://github.com/zaidoon1/rust-rocksdb/actions/workflows/rust.yml)
 [![crates.io](https://img.shields.io/crates/v/rust-rocksdb.svg)](https://crates.io/crates/rust-rocksdb)
 [![documentation](https://docs.rs/rust-rocksdb/badge.svg)](https://docs.rs/rust-rocksdb)
 [![license](https://img.shields.io/crates/l/rust-rocksdb.svg)](https://github.com/zaidoon1/rust-rocksdb/blob/master/LICENSE)
 ![rust 1.75.0 required](https://img.shields.io/badge/rust-1.75.0-blue.svg?label=MSRV)
 
+![GitHub commits (since latest release)](https://img.shields.io/github/commits-since/zaidoon1/rust-rocksdb/latest.svg)
+
 ## Why The Fork
 
 The original [rust-rocksdb repo](https://github.com/rust-rocksdb/rust-rocksdb) is amazing and I appreciate all the work that has
@@ -20,7 +23,7 @@ control and be able to create regular releases.
 
 ## Contributing
 
-Feedback and pull requests welcome!  If a particular feature of RocksDB is
+Feedback and pull requests welcome! If a particular feature of RocksDB is
 important to you, please let me know by opening an issue, and I'll
 prioritize it.
 
@@ -30,29 +33,31 @@ This binding is statically linked with a specific version of RocksDB. If you
 want to build it yourself, make sure you've also cloned the RocksDB and
 compression submodules:
 
-    git submodule update --init --recursive
+```shell
+git submodule update --init --recursive
+```
 
 ## Compression Support
 
-By default, support for the [Snappy](https://github.com/google/snappy),
+By default, support for [Snappy](https://github.com/google/snappy),
 [LZ4](https://github.com/lz4/lz4), [Zstd](https://github.com/facebook/zstd),
 [Zlib](https://zlib.net), and [Bzip2](http://www.bzip.org) compression
-is enabled through crate features.  If support for all of these compression
+is enabled through crate features. If support for all of these compression
 algorithms is not needed, default features can be disabled and specific
 compression algorithms can be enabled. For example, to enable only LZ4
 compression support, make these changes to your Cargo.toml:
 
-```
+```toml
 [dependencies.rocksdb]
 default-features = false
 features = ["lz4"]
 ```
 
 ## Multithreaded ColumnFamily alternation
 
-The underlying RocksDB does allow column families to be created and dropped
-from multiple threads concurrently. But this crate doesn't allow it by default
+RocksDB allows column families to be created and dropped
+from multiple threads concurrently, but this crate doesn't allow it by default
 for compatibility. If you need to modify column families concurrently, enable
-crate feature called `multi-threaded-cf`, which makes this binding's
-data structures to use RwLock by default. Alternatively, you can directly create
+the crate feature `multi-threaded-cf`, which makes this binding's
+data structures use `RwLock` by default. Alternatively, you can directly create
 `DBWithThreadMode<MultiThreaded>` without enabling the crate feature.