Update html-proofer version

Gemfile

@@ -29,5 +29,5 @@ end
 ## you can put whatever you want here and bundler will tell us humans to
 ## install the new Gems.
 group :slow_test do
-  gem 'html-proofer', '2.1.0'
+  gem 'html-proofer', '2.6.1'
 end

Gemfile.lock

@@ -2,17 +2,25 @@ GEM
   remote: https://rubygems.org/
   specs:
     RedCloth (4.2.9)
-    addressable (2.4.0)
+    activesupport (4.2.11.1)
+      i18n (~> 0.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    addressable (2.6.0)
+      public_suffix (>= 2.0.2, < 4.0)
     colorator (0.1)
     colored (1.2)
     commonjs (0.2.7)
-    ethon (0.11.0)
+    concurrent-ruby (1.1.5)
+    ethon (0.12.0)
       ffi (>= 1.3.0)
     execjs (2.6.0)
-    ffi (1.9.10)
+    ffi (1.11.1)
     ffi-icu (0.1.10)
       ffi (~> 1.0, >= 1.0.9)
-    html-proofer (2.1.0)
+    html-proofer (2.6.1)
+      activesupport (~> 4.2)
       addressable (~> 2.3)
       colored (~> 1.2)
       mercenary (~> 0.3.2)
@@ -20,6 +28,8 @@ GEM
       parallel (~> 1.3)
       typhoeus (~> 0.7)
       yell (~> 2.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jekyll (3.0.1)
       colorator (~> 0.1)
       jekyll-sass-converter (~> 1.0)
@@ -48,12 +58,14 @@ GEM
     listen (3.0.5)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    mercenary (0.3.5)
-    mini_portile2 (2.3.0)
+    mercenary (0.3.6)
+    mini_portile2 (2.4.0)
+    minitest (5.11.3)
     multi_json (1.11.2)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
-    parallel (1.12.0)
+    nokogiri (1.10.3)
+      mini_portile2 (~> 2.4.0)
+    parallel (1.17.0)
+    public_suffix (3.1.1)
     rake (10.4.2)
     rb-fsevent (0.9.7)
     rb-inotify (0.9.5)
@@ -65,9 +77,12 @@ GEM
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)
       ref
+    thread_safe (0.3.6)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    yell (2.0.7)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    yell (2.2.0)
 
 PLATFORMS
   ruby
@@ -75,7 +90,7 @@ PLATFORMS
 DEPENDENCIES
   RedCloth
   ffi-icu
-  html-proofer (= 2.1.0)
+  html-proofer (= 2.6.1)
   jekyll (~> 3.0)
   jshintrb (~> 0.3.0)
   json (>= 1.9)

_contrib/bco-htmlproof

@@ -26,7 +26,7 @@ HTML::Proofer.new(
         :check_html => true,
 
         :validation => {
-          :report_script_embeds => false,
+          :report_script_embeds => true,
           :report_missing_names => false,
         },