message: Updated Changelog wrapping 0.6.0 version
diff: @@ -5,6 +5,9 @@ All PRs to the Wasmer repository must add to this file.
  Blocks of changes will separated by version increments.
  ## **[Unreleased]**
  +
  +## 0.6.0 - 2019-07-31
  +- [#603](https://github.com/wasmerio/wasmer/pull/603) Update Wapm-cli, bump version numbers
  - [#595](https://github.com/wasmerio/wasmer/pull/595) Add unstable public API for interfacing with the WASI file system in plugin-like usecases
  - [#598](https://github.com/wasmerio/wasmer/pull/598) LLVM Backend is now supported in Windows
  - [#599](https://github.com/wasmerio/wasmer/pull/599) Fix llvm backend failures in fat spec tests and simd_binaryen spec test.
  