Revert "upgrade to jekyll 3 due to"

This reverts commit 48c6e3e887.

.gitignore

@@ -10,3 +10,4 @@ assets/vendor/qtip2/basic
 /.sass-cache
 .ruby-version
 /tmp
+Gemfile.lock

Gemfile.lock

@@ -1,164 +0,0 @@
-GEM
-  remote: https://rubygems.org/
-  specs:
-    RedCloth (4.2.9)
-    activesupport (4.2.5.1)
-      i18n (~> 0.7)
-      json (~> 1.7, >= 1.7.7)
-      minitest (~> 5.1)
-      thread_safe (~> 0.3, >= 0.3.4)
-      tzinfo (~> 1.1)
-    addressable (2.3.8)
-    coffee-script (2.4.1)
-      coffee-script-source
-      execjs
-    coffee-script-source (1.10.0)
-    colorator (0.1)
-    colored (1.2)
-    diff-lcs (1.2.5)
-    ethon (0.8.1)
-      ffi (>= 1.3.0)
-    execjs (2.6.0)
-    faraday (0.9.2)
-      multipart-post (>= 1.2, < 3)
-    ffi (1.9.10)
-    fuzzy_match (2.1.0)
-    gemoji (2.1.0)
-    github-pages (46)
-      RedCloth (= 4.2.9)
-      github-pages-health-check (= 0.6.0)
-      jekyll (= 3.0.3)
-      jekyll-coffeescript (= 1.0.1)
-      jekyll-feed (= 0.3.1)
-      jekyll-gist (= 1.4.0)
-      jekyll-mentions (= 1.0.0)
-      jekyll-paginate (= 1.1.0)
-      jekyll-redirect-from (= 0.9.1)
-      jekyll-sass-converter (= 1.3.0)
-      jekyll-seo-tag (= 0.1.4)
-      jekyll-sitemap (= 0.10.0)
-      jekyll-textile-converter (= 0.1.0)
-      jemoji (= 0.5.1)
-      kramdown (= 1.9.0)
-      liquid (= 3.0.6)
-      mercenary (~> 0.3)
-      rdiscount (= 2.1.8)
-      redcarpet (= 3.3.3)
-      rouge (= 1.10.1)
-      terminal-table (~> 1.4)
-    github-pages-health-check (0.6.0)
-      addressable (~> 2.3)
-      net-dns (~> 0.8)
-      public_suffix (~> 1.4)
-      typhoeus (~> 0.7)
-    html-pipeline (2.3.0)
-      activesupport (>= 2, < 5)
-      nokogiri (>= 1.4)
-    html-proofer (2.5.2)
-      addressable (~> 2.3)
-      colored (~> 1.2)
-      mercenary (~> 0.3.2)
-      nokogiri (~> 1.5)
-      parallel (~> 1.3)
-      typhoeus (~> 0.7)
-      yell (~> 2.0)
-    i18n (0.7.0)
-    jekyll (3.0.3)
-      colorator (~> 0.1)
-      jekyll-sass-converter (~> 1.0)
-      jekyll-watch (~> 1.1)
-      kramdown (~> 1.3)
-      liquid (~> 3.0)
-      mercenary (~> 0.3.3)
-      rouge (~> 1.7)
-      safe_yaml (~> 1.0)
-    jekyll-coffeescript (1.0.1)
-      coffee-script (~> 2.2)
-    jekyll-feed (0.3.1)
-    jekyll-gist (1.4.0)
-      octokit (~> 4.2)
-    jekyll-mentions (1.0.0)
-      html-pipeline (~> 2.2)
-      jekyll (~> 3.0)
-    jekyll-paginate (1.1.0)
-    jekyll-redirect-from (0.9.1)
-      jekyll (>= 2.0)
-    jekyll-sass-converter (1.3.0)
-      sass (~> 3.2)
-    jekyll-seo-tag (0.1.4)
-      jekyll (>= 2.0)
-    jekyll-sitemap (0.10.0)
-    jekyll-textile-converter (0.1.0)
-      RedCloth (~> 4.0)
-    jekyll-watch (1.3.1)
-      listen (~> 3.0)
-    jemoji (0.5.1)
-      gemoji (~> 2.0)
-      html-pipeline (~> 2.2)
-      jekyll (>= 2.0)
-    json (1.8.3)
-    kramdown (1.9.0)
-    liquid (3.0.6)
-    listen (3.0.5)
-      rb-fsevent (>= 0.9.3)
-      rb-inotify (>= 0.9)
-    mercenary (0.3.5)
-    mini_portile2 (2.0.0)
-    minitest (5.8.4)
-    multipart-post (2.0.0)
-    net-dns (0.8.0)
-    nokogiri (1.6.7.2)
-      mini_portile2 (~> 2.0.0.rc2)
-    octokit (4.2.0)
-      sawyer (~> 0.6.0, >= 0.5.3)
-    parallel (1.6.1)
-    public_suffix (1.5.3)
-    rake (10.5.0)
-    rb-fsevent (0.9.7)
-    rb-inotify (0.9.7)
-      ffi (>= 0.5.0)
-    rdiscount (2.1.8)
-    redcarpet (3.3.3)
-    rouge (1.10.1)
-    rspec (3.4.0)
-      rspec-core (~> 3.4.0)
-      rspec-expectations (~> 3.4.0)
-      rspec-mocks (~> 3.4.0)
-    rspec-core (3.4.2)
-      rspec-support (~> 3.4.0)
-    rspec-expectations (3.4.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.4.0)
-    rspec-mocks (3.4.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.4.0)
-    rspec-support (3.4.1)
-    safe_yaml (1.0.4)
-    sass (3.4.21)
-    sawyer (0.6.0)
-      addressable (~> 2.3.5)
-      faraday (~> 0.8, < 0.10)
-    terminal-table (1.5.2)
-    thread_safe (0.3.5)
-    typhoeus (0.8.0)
-      ethon (>= 0.8.0)
-    tzinfo (1.2.2)
-      thread_safe (~> 0.1)
-    yell (2.0.5)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  colored
-  fuzzy_match
-  github-pages
-  html-proofer (= 2.5.2)
-  jekyll-seo-tag
-  nokogiri
-  rake
-  rspec
-  terminal-table
-
-BUNDLED WITH
-   1.11.2

spec/license_bom_spec.rb

@@ -1,8 +1,8 @@
 require 'spec_helper'
 
 describe "byte order marks" do
-  Dir["#{licenses_path}/*.html"].each do |file|
-    context "the #{File.basename(file, ".html")} license" do
+  Dir["#{licenses_path}/*.txt"].each do |file|
+    context "the #{File.basename(file, ".txt")} license" do
       it "does not begin with a byte order mark" do
         bom = !!(File.open(file).read =~ /\A\xEF\xBB\xBF/)
         msg = "License file begins with a Byte Order Mark. See http://stackoverflow.com/a/1068700."

spec/license_meta_spec.rb

@@ -4,7 +4,7 @@ describe "license meta" do
   licenses.each do |license|
 
     # Manually load the raw license so we don't get thed defaults
-    raw_fields = SafeYAML.load_file("_licenses/#{license["id"]}.html")
+    raw_fields = SafeYAML.load_file("_licenses/#{license["id"]}.txt")
 
     context "The #{license["title"]} license" do
       it "should only contain supported meta fields" do

spec/license_spec.rb

@@ -3,7 +3,7 @@ require 'spec_helper'
 describe "licenses" do
 
   it "matches the number of files in the _licenses folder" do
-    expect(licenses.count).to eql(Dir["#{licenses_path}/*.html"].count)
+    expect(licenses.count).to eql(Dir["#{licenses_path}/*.txt"].count)
   end
 
   licenses.each do |license|

spec/spec_helper.rb

@@ -25,7 +25,7 @@ end
 def licenses
   $licenses ||= begin
     site.collections["licenses"].docs.map do |license|
-      id = File.basename(license.basename, ".html")
+      id = File.basename(license.basename, ".txt")
       license.to_liquid.merge("id" => id)
     end
   end