Update Nokogiri

Gemfile.lock

@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (4.1.0)
+    activesupport (4.1.1)
       i18n (~> 0.6, >= 0.6.9)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
@@ -32,11 +32,11 @@ GEM
     i18n (0.6.9)
     json (1.8.1)
     method_source (0.8.2)
-    mini_portile (0.5.3)
-    minitest (5.3.3)
-    multi_json (1.9.3)
-    nokogiri (1.6.1)
-      mini_portile (~> 0.5.0)
+    mini_portile (0.6.0)
+    minitest (5.3.4)
+    multi_json (1.10.0)
+    nokogiri (1.6.2.1)
+      mini_portile (= 0.6.0)
     options (2.3.2)
     progress_bar (1.0.0)
       highline (~> 1.6.1)
@@ -51,7 +51,7 @@ GEM
     rack-test (0.6.2)
       rack (>= 1.0)
     rr (1.1.2)
-    sass (3.3.6)
+    sass (3.3.7)
     sinatra (1.4.5)
       rack (~> 1.4)
       rack-protection (~> 1.4)

test/lib/docs/filters/core/clean_html_test.rb

@@ -17,7 +17,7 @@ class CleanHtmlFilterTest < MiniTest::Spec
 
   it "removes extraneous whitespace" do
     @body = "<p> \nTest <b></b> \n</p> \n<div>\r</div>\n\n "
-    assert_equal '<p> Test <b></b> </p> <div> </div>', filter_output_string
+    assert_equal '<p> Test <b></b> </p> <div> </div> ', filter_output_string
   end
 
   it "doesn't remove whitespace from <pre> and <code> nodes" do