== Prerequisites

=== Installing Protocol Buffers Compiler
==== For Windows
Install the binary from https://github.com/google/protobuf/releases/download/v2.4.1/protoc-2.4.1-win32.zip and then set the `/path/to/protoc/parent` on your PATH variable.

==== For Macs

```

brew tap homebrew/versions

brew install protobuf241

brew link --force --overwrite protobuf241

```

_For both Windows and Mac : To verify that installation was successful, `protoc --version` should display `2.4.1`_



== Prerequisites

=== Installing Protocol Buffers Compiler

==== For Windows
Install the binary from https://github.com/google/protobuf/releases/download/v2.4.1/protoc-2.4.1-win32.zip and then set the `/path/to/protoc/parent` on your PATH variable.

==== For Macs

```
brew install https://raw.githubusercontent.com/Homebrew/homebrew-versions/7f5eb0d/protobuf241.rb

brew link --force --overwrite protobuf241
```

_For both Windows and Mac : To verify that installation was successful, `protoc --version` should display `2.4.1`_

Update how to get protoc on Mac
Update how to get protoc on Mac

"Homebrew Versions" support for v2.4.1 has been removed. See #42

Updated the documentation to show getting the old brew definition file.