docs: add Rubygems to installation page

diff --git a/docs/assets/img/icons/logo-rubygems.svg b/docs/assets/img/icons/logo-rubygems.svg
new file mode 100755 (executable)
index 0000000..af6854b
--- /dev/null
+++ b/docs/assets/img/icons/logo-rubygems.svg
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg width="256px" height="293px" viewBox="0 0 256 293" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" preserveAspectRatio="xMidYMid">
+       <g fill="#D34231">
+               <path d="M76.7478977,97.4337652 L76.585237,97.2711045 L40.4745594,133.381782 L128.148682,220.893244 L164.25936,184.945227 L215.822805,133.381782 L179.712127,97.2711045 L179.712127,97.1084438 L76.585237,97.1084438 L76.7478977,97.4337652 Z"></path>
+               <path d="M127.823361,0.975964259 L0.1347034,74.1732837 L0.1347034,220.567923 L127.823361,293.765242 L255.512018,220.567923 L255.512018,74.1732837 L127.823361,0.975964259 L127.823361,0.975964259 Z M231.112911,206.579102 L127.823361,266.112921 L24.5338099,206.579102 L24.5338099,87.8367833 L127.823361,28.3029635 L231.112911,87.8367833 L231.112911,206.579102 L231.112911,206.579102 Z"></path>
+       </g>
+</svg>

diff --git a/docs/pages/installation.md b/docs/pages/installation.md
index b9c17f5fb34ae68f5979f2eb44f9d3f8fae46bff..3b2f61a18f60e1e6f9fb2ad183706dbbcec30cc5 100644 (file)
--- a/docs/pages/installation.md
+++ b/docs/pages/installation.md
@@ -48,6 +48,19 @@ Foundation is available on npm, Bower, Meteor, and Composer. The package include
     </div>
   </div>
 
+  <div class="column small-2 text-right">
+    <a href="https://rubygems.org/gems/foundation-rails">
+      <img class="docs-install-vendor-icon" src="{{root}}assets/img/icons/logo-rubygems.svg" alt="Ruby Gems">
+    </a>
+  </div>
+  <div class="column small-10">
+    <div class="docs-code">
+      <code class="bash">
+        gem install foundation-rails
+      </code>
+    </div>
+  </div>
+
   <div class="column small-2 text-right">
     <a href="https://atmospherejs.com/zurb/foundation-sites">
       <img class="docs-install-vendor-icon" src="{{root}}assets/img/icons/logo-meteor.svg" alt="Meteor">