Bump nprogress-rails to 0.1.6.7

Closes #2866

Gemfile

@@ -201,7 +201,7 @@ gem 'jquery-atwho-rails', '~> 1.0.0'
 gem 'jquery-rails',       '~> 3.1.3'
 gem 'jquery-scrollto-rails', '~> 1.4.3'
 gem 'jquery-ui-rails',    '~> 4.2.1'
-gem 'nprogress-rails',    '~> 0.1.2.3'
+gem 'nprogress-rails',    '~> 0.1.6.7'
 gem 'raphael-rails',      '~> 2.1.2'
 gem 'request_store',      '~> 1.2.0'
 gem 'select2-rails',      '~> 3.5.9'

Gemfile.lock

@@ -406,7 +406,7 @@ GEM
     newrelic_rpm (3.9.4.245)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    nprogress-rails (0.1.2.3)
+    nprogress-rails (0.1.6.7)
     oauth (0.4.7)
     oauth2 (1.0.0)
       faraday (>= 0.8, < 0.10)
@@ -854,7 +854,7 @@ DEPENDENCIES
   nested_form (~> 0.3.2)
   newrelic-grape
   newrelic_rpm (~> 3.9.4.245)
-  nprogress-rails (~> 0.1.2.3)
+  nprogress-rails (~> 0.1.6.7)
   oauth2 (~> 1.0.0)
   octokit (~> 3.7.0)
   omniauth (~> 1.2.2)