Upgrade boxen gem to 2.0.3 to fix the public email issue

Fixes boxen/boxen#111

Gemfile.lock

@@ -1,21 +1,22 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    addressable (2.3.5)
     ansi (1.4.3)
     aws-sdk (1.8.2)
       json (~> 1.4)
       nokogiri (>= 1.4.4)
       uuidtools (~> 2.1)
-    boxen (2.0.0)
+    boxen (2.0.3)
       ansi (~> 1.4)
       hiera (~> 1.0)
       highline (~> 1.6)
       json_pure (>= 1.7.7, < 2.0)
       librarian-puppet (~> 0.9.9)
-      octokit (~> 2.0.0)
+      octokit (~> 2.3.0)
       puppet (~> 3.0)
     builder (3.1.4)
-    facter (1.7.2)
+    facter (1.7.3)
     faraday (0.8.8)
       multipart-post (~> 1.2.0)
     hiera (1.2.1)
@@ -29,10 +30,10 @@ GEM
     multipart-post (1.2.0)
     net-ssh (2.6.5)
     nokogiri (1.5.6)
-    octokit (2.0.0)
-      sawyer (~> 0.3.0)
+    octokit (2.3.1)
+      sawyer (~> 0.5.1)
     open4 (1.3.0)
-    puppet (3.2.4)
+    puppet (3.3.1)
       facter (~> 1.6)
       hiera (~> 1.0)
       rgen (~> 0.6.5)
@@ -41,12 +42,11 @@ GEM
       nokogiri (>= 1.4.1)
       trollop
     rgen (0.6.6)
-    sawyer (0.3.0)
+    sawyer (0.5.1)
+      addressable (~> 2.3.5)
       faraday (~> 0.8, < 0.10)
-      uri_template (~> 0.5.0)
     thor (0.18.1)
     trollop (2.0)
-    uri_template (0.5.3)
     uuidtools (2.1.3)
 
 PLATFORMS