Add installation instructions for homebrew
I added a formula for source-to-image to Homebrew (https://github.com/Homebrew/homebrew-core/pull/8729). It means the
installation on OS X is much easier now.
@@ -175,9 +175,15 @@ If a `save-artifacts` script exists, a prior image already exists, and the `--in
## Installation
-##### For Linux/Mac
+##### For Mac
-Go to the [releases](https://github.com/openshift/source-to-image/releases/latest) page and download the correct distribution for your machine. If on a Mac, use the darwin-amd64 link. If on Linux, choose either the linux-386 or the linux-amd64 links for 32 and 64-bit, respectively.
+You can either follow the installation instructions for Linux (and use the darwin-amd64 link) or you can just install source-to-image with Homebrew:
+
+```$ brew install source-to-image```
+
+##### For Linux
+
+Go to the [releases](https://github.com/openshift/source-to-image/releases/latest) page and download the correct distribution for your machine. Choose either the linux-386 or the linux-amd64 links for 32 and 64-bit, respectively.
Unpack the downloaded tar with
