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)

_docs/010_overview.md

@@ -2,6 +2,7 @@
 title: "Overview"
 permalink: /docs/overview
 ---
+<a name=""></a><!-- Anchor "#" used at the ends of pagination -->
 > You've spent time tweaking your computing environment. Everything operates the
   way you want. That's fantastic! Then your hard drive fails, and the computer
   needs to be rebuilt. **yadm** can restore you configurations.

_docs/035_common_usage.md

@@ -10,28 +10,28 @@ run the commands from any directory.
 Commands below which are special to **yadm** are denoted with
 <i class="fa fa-fw fa-asterisk" aria-hidden="true"></i>,
 and those which are passed directly through to Git are denoted with
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i>.
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i>.
 
 <i class="fa fa-fw fa-asterisk" aria-hidden="true"></i> `man yadm`
 : Display **yadm**'s
 [manual](https://github.com/TheLocehiliosan/yadm/blob/master/yadm.md).
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm status`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm status`
 : Show the repository status; added, changed, removed files. Because a `$HOME`
 directory often more than only dotfiles, by default
 **yadm** ignores untracked files when displaying status.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm push`, `yadm fetch`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm push`, `yadm fetch`
 : Send or retrive commits to/from your remote repository .
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm commit --amend`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm commit --amend`
 : Replace the last commit with a new one. Allows you to change your commit
 message or add staged changes to the previous commit.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm diff`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm diff`
 : View changes (uncommitted) you've made to your dotfiles.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm diff --cached`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm diff --cached`
 : View changes staged with `yadm add`. These changes will be added with the next
 commit.
 
@@ -57,12 +57,12 @@ only list the files (without decrypting them). Read about
 : Clone the repository from `<URL>`, and automatically run bootstrap if
 successful. Read about [bootstrap](bootstrap) for more details.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm remote -v`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm remote -v`
 : Display detailed information about all configured remote repositories.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm checkout -- <file>`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm checkout -- <file>`
 : Abandon local changes to `<file>`, replacing it with the `HEAD` revision of
 `<file>`.
 
-<i class="fa fa-fw fa-git-square" aria-hidden="true"></i> `yadm checkout -b <branch-name>`
+<i class="fab fa-fw fa-git-square" aria-hidden="true"></i> `yadm checkout -b <branch-name>`
 : Create a branch called `<branch-name>`, and check the branch out.

_docs/070_examples.md

@@ -2,6 +2,7 @@
 title: "Example Dotfiles"
 permalink: /docs/examples
 ---
+<a name=""></a><!-- Anchor "#" used at the ends of pagination -->
 Need some inspiration? Here are some public dotfiles repositories managed by
 **yadm**. Drop me a line if you have a dotfiles repo you'd like added to this
 list.