Add JSON feed

Also correct Atom feed URL.

Gemfile

@@ -15,12 +15,12 @@ group :jekyll_plugins do
     git: "https://github.com/danbee/jekyll-picture-tag.git",
     branch: "update-gemspec"
   gem "jekyll-video-tag"
+  gem "jekyll-json-feed"
 end
 
 gem "jekyll-staging"
 
 gem "octopress", "3.0.12.pre.1"
-gem "octopress-deploy"
 
 gem "kramdown"
 

Gemfile.lock

@@ -47,6 +47,8 @@ GEM
       pathutil (>= 0.8)
       rack (~> 1.6)
       sprockets (~> 3.3, < 3.8)
+    jekyll-json-feed (1.0.0)
+      jekyll (~> 3.3)
     jekyll-paginate (1.1.0)
     jekyll-sass-converter (1.5.0)
       sass (~> 3.4)
@@ -115,6 +117,7 @@ DEPENDENCIES
   jekyll
   jekyll-archives
   jekyll-assets
+  jekyll-json-feed
   jekyll-paginate
   jekyll-picture-tag!
   jekyll-staging
@@ -129,4 +132,4 @@ DEPENDENCIES
   uglifier
 
 BUNDLED WITH
-   1.14.6
+   1.16.1

_config.yml

@@ -17,6 +17,7 @@ description: Web designer and developer for thoughtbot in London. Drummer and al
   round musician.
 
 subscribe_rss: "/atom.xml"
+subscribe_json: "/feed.json"
 
 plugins:
   - jekyll-paginate
@@ -24,6 +25,7 @@ plugins:
   - jekyll-assets
   - jekyll-picture-tag
   - jekyll_video_tag
+  - jekyll-json-feed
   - bourbon
 
 simple_search: https://duckduckgo.com/

_includes/head.html

@@ -10,7 +10,8 @@
 <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
 
 <!-- Links -->
-<link href="{{ site.subscribe_rss }}" rel="alternate" title="{{site.title}}" type="application/atom+xml">
+<link rel="alternate" type="application/atom+xml" title="{{site.title}}" href="{{ site.url }}{{ site.subscribe_rss }}">
+<link rel="alternate" type="application/json" title="{{site.title}}" href="{{ site.url }}{{ site.subscribe_json }}">
 <link rel="canonical" href="{{ canonical }}">
 
 <!-- Large favicon for Opera Speed Dial -->