Use markdownlint and html-proofer from Gemfile and bump to latest ver…

…sions

.travis.yml

@@ -6,13 +6,11 @@ sudo: false
 install:
  - bundle config build.nokogiri --use-system-libraries
  - travis_retry bundle install
- - gem install mdl -v 0.3.1
- - gem install html-proofer -v 3.0.6
 
 script:
- - jekyll build
- - mdl -s markdownlint-config.rb . || true  # markdownlint errors shouldn't fail the build for now
- - htmlproofer ./_site --disable-external --allow-hash-href --check-html
+ - bundle exec jekyll build
+ - bundle exec mdl -s markdownlint-config.rb . || true  # markdownlint errors shouldn't fail the build for now
+ - bundle exec htmlproofer ./_site --disable-external --allow-hash-href --check-html
 
 branches:
   only:

Gemfile

@@ -1,3 +1,4 @@
 source 'https://rubygems.org'
 gem 'github-pages'
-
+gem 'html-proofer'
+gem 'mdl'

Gemfile.lock

@@ -13,6 +13,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     colorator (1.1.0)
+    colored (1.2)
     ethon (0.10.1)
       ffi (>= 1.3.0)
     execjs (2.7.0)
@@ -72,6 +73,15 @@ GEM
     html-pipeline (2.6.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
+    html-proofer (3.7.2)
+      activesupport (>= 4.2, < 6.0)
+      addressable (~> 2.3)
+      colored (~> 1.2)
+      mercenary (~> 0.3.2)
+      nokogiri (~> 1.7)
+      parallel (~> 1.3)
+      typhoeus (~> 0.7)
+      yell (~> 2.0)
     i18n (0.8.6)
     jekyll (3.4.5)
       addressable (~> 2.4)
@@ -157,17 +167,24 @@ GEM
     listen (3.0.6)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9.7)
+    mdl (0.4.0)
+      kramdown (~> 1.12, >= 1.12.0)
+      mixlib-cli (~> 1.7, >= 1.7.0)
+      mixlib-config (~> 2.2, >= 2.2.1)
     mercenary (0.3.6)
     mini_portile2 (2.2.0)
     minima (2.1.1)
       jekyll (~> 3.3)
     minitest (5.10.3)
+    mixlib-cli (1.7.0)
+    mixlib-config (2.2.4)
     multipart-post (2.0.0)
     net-dns (0.8.0)
     nokogiri (1.8.0)
       mini_portile2 (~> 2.2.0)
     octokit (4.7.0)
       sawyer (~> 0.8.0, >= 0.5.3)
+    parallel (1.12.0)
     pathutil (0.14.0)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
@@ -192,12 +209,15 @@ GEM
     tzinfo (1.2.3)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.0)
+    yell (2.0.7)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   github-pages
+  html-proofer
+  mdl
 
 BUNDLED WITH
    1.15.3