Add task_list gem

Gemfile

@@ -87,13 +87,10 @@ gem "six"
 # Seed data
 gem "seed-fu"
 
-# Markup pipeline for GitLab
+# Markdown and HTML processing
 gem 'html-pipeline', '~> 1.11.0'
-
-# Markdown to HTML
-gem "github-markup"
-
-# Required markup gems by github-markdown
+gem 'task_list',     '~> 1.0.0', require: 'task_list/railtie'
+gem 'github-markup'
 gem 'redcarpet',     '~> 3.2.3'
 gem 'RedCloth'
 gem 'rdoc',          '~>3.6'

Gemfile.lock

@@ -597,6 +597,8 @@ GEM
     stamp (0.5.0)
     state_machine (1.2.0)
     stringex (2.5.2)
+    task_list (1.0.2)
+      html-pipeline
     temple (0.6.7)
     term-ansicolor (1.2.2)
       tins (~> 0.8)
@@ -789,6 +791,7 @@ DEPENDENCIES
   spring-commands-spinach (= 1.0.0)
   stamp
   state_machine
+  task_list (~> 1.0.0)
   test_after_commit
   thin
   tinder (~> 1.9.2)