Merge pull request #415 from saurvs/master

Add hornet instrumentation library

README.md

@@ -352,6 +352,7 @@ See also [Are we (I)DE yet?](https://areweideyet.com/) and [Rust and IDEs](https
 
 ### Profiling
 
+* [performancecopilot/hornet](https://github.com/performancecopilot/hornet) — a Performance Co-Pilot memory-mapped values instrumentation library [![crates.io badge](https://img.shields.io/crates/v/hornet.svg)](https://crates.io/crates/hornet) [<img src="https://api.travis-ci.org/performancecopilot/hornet.svg?branch=master">](https://travis-ci.org/performancecopilot/hornet)
 * [ellisonch/rust-stopwatch](https://github.com/ellisonch/rust-stopwatch) — a stopwatch library [<img src="https://api.travis-ci.org/ellisonch/rust-stopwatch.svg?branch=master">](https://travis-ci.org/ellisonch/rust-stopwatch)
 * FlameGraphs
   * [mrhooray/torch](https://github.com/mrhooray/torch) — generates FlameGraphs based on DWARF Debug Info