Move DemoModel1.zip to the files database.

Author: YoRyan

_data/files.yaml

@@ -38,3 +38,7 @@ doc_curves:
   url: /assets/files/superelevation_v1.pdf
   date: 2014-06-03
   bytes: 126282
+content_demomodel1:
+  url: http://openrails.org/files/DemoModel1.zip
+  date: 2015-07-30
+  bytes: 253648854

_includes/file_meta.html

@@ -1,5 +1,4 @@
-{{ site.data.files[include.file]["date"] | date: "%d %B %Y" }},
-{% assign size = site.data.files[include.file]["bytes"] %}
+{{ site.data.files[include.file]["date"] | date: "%d %B %Y" }}, {% assign size = site.data.files[include.file]["bytes"] %}
 {%- if size >= 1073741824 -%}
 {{ size | divided_by: 1073741824.0 | round: 1 }}GB
 {%- elsif size >= 1048576 -%}

download/content/index.html

@@ -9,7 +9,7 @@
     <div class="col-md-4">
 <h2>Demo Model 1</h2>
 <p>
-You can try out Open Rails by <a href="/assets/files/DemoModel1.zip" title="Warning: large download - 250MB">downloading this model</a> to drive the route from Edinburgh towards Glasgow.
+You can try out Open Rails by <a href="{% include file_url.html file="content_demomodel1" %}" title="{% include file_meta.html file="content_demomodel1" %}">downloading this model</a> to drive the route from Edinburgh towards Glasgow.
 </p><p>
 Models contain lots of detail
 and this model, which is cut down from a full-size commercial route, compresses to 250MB. Installation instructions are included.