message: Add LLVM backend parser update entry to changelog
diff: @@ -6,6 +6,8 @@ Blocks of changes will separated by version increments.
  ## **[Unreleased]**
  +- [#413](https://github.com/wasmerio/wasmer/pull/413) Update LLVM backend to use new parser codegen traits
  +
  ## 0.4.1 - 2018-05-06
  - [#426](https://github.com/wasmerio/wasmer/pull/426) Update wapm-cli submodule, bump version to 0.4.1
  