Upgrade redcarpet

Gemfile

@@ -17,7 +17,7 @@ gem 'simple_form_bootstrap3', '~> 0.2.6'
 gem 'sidekiq',              '~> 3.2.2'
 gem 'thin',                 '~> 1.5.0'
 gem 'open4',                '~> 1.3.0'
-gem 'redcarpet',            '~> 2.2.2'
+gem 'redcarpet',            '~> 3.4.0'
 gem 'slim',                 '~> 2.0.0'
 gem 'dotenv-rails',         '~> 0.8'
 gem 'sinatra',              '~> 1.4.3', :require => false

Gemfile.lock

@@ -194,7 +194,7 @@ GEM
     rb-fsevent (0.9.4)
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
-    redcarpet (2.2.2)
+    redcarpet (3.4.0)
     redis (3.1.0)
     redis-namespace (1.5.1)
       redis (~> 3.0, >= 3.0.4)
@@ -345,7 +345,7 @@ DEPENDENCIES
   rails_warden (~> 0.5.8)
   rake (~> 10.0.4)
   rb-inotify
-  redcarpet (~> 2.2.2)
+  redcarpet (~> 3.4.0)
   rspec-activemodel-mocks
   rspec-rails (~> 3.0.2)
   sass-rails
@@ -364,3 +364,6 @@ DEPENDENCIES
   unicorn-worker-killer (~> 0.4.2)
   virtus (~> 1.0.1)
   yajl-ruby (~> 1.1.0)
+
+BUNDLED WITH
+   1.14.6