Move everything back out of the src directory since its make GitHub Pages unhappy.

Gemfile

@@ -2,4 +2,4 @@ source "https://rubygems.org"
 
 gem "github-pages", group: :jekyll_plugins
 gem "jekyll-include-cache", "~> 0.1"
-gem "html-proofer"
+

Gemfile.lock

@@ -14,7 +14,6 @@ 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)
@@ -74,15 +73,6 @@ GEM
     html-pipeline (2.5.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.6.0)
-      activesupport (>= 4.2, < 6.0)
-      addressable (~> 2.3)
-      colored (~> 1.2)
-      mercenary (~> 0.3.2)
-      nokogiri (~> 1.5)
-      parallel (~> 1.3)
-      typhoeus (~> 0.7)
-      yell (~> 2.0)
     i18n (0.8.1)
     jekyll (3.4.3)
       addressable (~> 2.4)
@@ -181,7 +171,6 @@ GEM
       mini_portile2 (~> 2.1.0)
     octokit (4.7.0)
       sawyer (~> 0.8.0, >= 0.5.3)
-    parallel (1.11.2)
     pathutil (0.14.0)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
@@ -202,14 +191,12 @@ GEM
     tzinfo (1.2.3)
       thread_safe (~> 0.1)
     unicode-display_width (1.1.3)
-    yell (2.0.7)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   github-pages
-  html-proofer
   jekyll-include-cache (~> 0.1)
 
 BUNDLED WITH

_config.yml

@@ -1,5 +1,3 @@
-source: ./src
-
 markdown:
   kramdown