Refactor website (#146)

* Migrate to using "remote themes" instead of forked content
* Update to most recent mmistakes
* Add docker-based testing
* Create Makefile for test targets
* Add travis-ci integration
* Update badges to use shields.io
* Replace splash page image (old one's attribution disappeared from
  unsplash.com)

_pages/404.md

@@ -1,6 +1,5 @@
 ---
 title: "Page Not Found"
-layout: single
 excerpt: "Page not found. Your pixels are in another canvas."
 sitemap: false
 permalink: /404.html
@@ -8,10 +7,9 @@ permalink: /404.html
 
 Sorry, but the page you were trying to view does not exist --- perhaps you can try searching for it below.
 
-<script type="text/javascript">
+<script>
   var GOOG_FIXURL_LANG = 'en';
   var GOOG_FIXURL_SITE = '{{ site.url }}'
 </script>
-<script type="text/javascript"
-  src="//linkhelp.clients.google.com/tbproxy/lh/wm/fixurl.js">
+<script src="https://linkhelp.clients.google.com/tbproxy/lh/wm/fixurl.js">
 </script>

_pages/splash.md

@@ -7,14 +7,14 @@ src="https://ghbtns.com/github-btn.html?user=TheLocehiliosan&repo=yadm&type=star
 frameborder="0" scrolling="0" width="100"
 height="20px" style="float: right;"></iframe>{:/nomarkdown}
 '
-title: 'Yet Another Dotfiles Manager'
+title: Yet Another Dotfiles Manager
 header:
   overlay_color: "#000"
   overlay_filter: 0.7
-  overlay_image: "unsplash-cabin.jpg"
-  cta_label: "Install Now"
-  cta_url: "/docs/install"
-  caption: "_Photo: [Paul Itkin](https://unsplash.com/photos/NKSGuJzExIo)_"
+  overlay_image: /images/unsplash.jpg
+  cta_label: Install Now
+  cta_url: /docs/install
+  caption: "_Photo: [Michael Jasmund](https://unsplash.com/photos/o51enAB_89A)_"
 excerpt: '
 
 When you live in a command line, configurations are a deeply personal thing.
@@ -28,12 +28,12 @@ short-cuts have been worn bare by your own travels. A place you proudly call...
 
 '
 feature_row:
-  - title: "Overview"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "Discover yadm"
-    image_path: "cogs-padding.png"
-    url: "/docs/overview"
+  - title: Overview
+    alt: Overview
+    btn_class: btn--inverse
+    btn_label: Discover yadm
+    image_path: /images/cogs-padding.png
+    url: /docs/overview
     excerpt: '
 
         If you know how to use Git, you already know how to use **yadm**.
@@ -42,12 +42,12 @@ feature_row:
         Anything you can do with Git, you can do using **yadm**.
 
     '
-  - title: "Alternate Files"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "Details"
-    image_path: "copy-padding.png"
-    url: "/docs/alternates"
+  - title: Alternate Files
+    alt: Alternates
+    btn_class: btn--inverse
+    btn_label: Details
+    image_path: /images/copy-padding.png
+    url: /docs/alternates
     excerpt: '
 
         Sometimes you need different configurations on different systems.
@@ -55,12 +55,12 @@ feature_row:
         the OS or hostname of the system.
 
     '
-  - title: "Encryption"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "Learn more"
-    image_path: "secret-padding.png"
-    url: "/docs/encryption"
+  - title: Encryption
+    alt: Encryption
+    btn_class: btn--inverse
+    btn_label: Learn more
+    image_path: /images/secret-padding.png
+    url: /docs/encryption
     excerpt: '
 
         Configurations occasionally include secrets such as passwords,
@@ -69,12 +69,12 @@ feature_row:
         alongside your other configurations.
 
     '
-  - title: "Bootstrap"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "Explore how"
-    image_path: "tasks-padding.png"
-    url: "/docs/bootstrap"
+  - title: Bootstrap
+    alt: Bootstrap
+    btn_class: btn--inverse
+    btn_label: Explore how
+    image_path: /images/tasks-padding.png
+    url: /docs/bootstrap
     excerpt: '
 
         Define your own instructions to complete your dotfiles installation.
@@ -82,34 +82,34 @@ feature_row:
         following a successful clone.
 
     '
-  - title: "FAQ"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "Get answers"
-    image_path: "question-circle-padding.png"
-    url: "/docs/faq"
+  - title: FAQ
+    alt: FAQ
+    btn_class: btn--inverse
+    btn_label: Get answers
+    image_path: /images/question-circle-padding.png
+    url: /docs/faq
     excerpt: '
 
         Have a question? You might find an answer in the FAQ.
 
     '
-  - title: "Manual"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "See man page"
-    image_path: "book-padding.png"
-    url: "https://github.com/TheLocehiliosan/yadm/blob/master/yadm.md"
+  - title: Manual
+    alt: Manual
+    btn_class: btn--inverse
+    btn_label: See man page
+    image_path: /images/book-padding.png
+    url: https://github.com/TheLocehiliosan/yadm/blob/master/yadm.md
     excerpt: '
 
         View the manual online.
 
     '
-  - title: "Example Dotfiles"
-    alt: ""
-    btn_class: "btn--inverse"
-    btn_label: "View examples"
-    image_path: "keyboard-padding.png"
-    url: "/docs/examples"
+  - title: Example Dotfiles
+    alt: Examples
+    btn_class: btn--inverse
+    btn_label: View examples
+    image_path: /images/keyboard-padding.png
+    url: /docs/examples
     excerpt: '
 
         Need some inspiration? Here are some example dotfiles repository.