Merge pull request #120 from Shopify/dependabot/bundler/git-1.13.1

Bump git from 1.11.0 to 1.13.1

Author: burke

Gemfile.lock

@@ -1,6 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     arr-pm (0.0.11)
       cabin (> 0)
     backports (3.21.0)
@@ -17,7 +19,8 @@ GEM
       pleaserun (~> 0.0.29)
       rexml
       stud
-    git (1.11.0)
+    git (1.13.1)
+      addressable (~> 2.8)
       rchardet (~> 1.8)
     hpricot (0.8.6)
     insist (1.0.0)
@@ -30,6 +33,7 @@ GEM
       insist
       mustache (= 0.99.8)
       stud
+    public_suffix (5.0.1)
     rchardet (1.8.0)
     rdiscount (2.2.0.2)
     rexml (3.2.5)