_layouts/package.html: fix descriptions longer than one line.

_layouts/package.html

@@ -5,7 +5,17 @@ layout: default
 {% assign base_url = repo | append: '/' | append: page.distribution | relative_url %}
 <h2>Package: {{ page.name }} ({{ page.versions.first.version }}) [<a href="{{ repo | relative_url }}">{{ repo }}</a>/<a href="{{ base_url }}">{{ page.distribution }}</a>:<a href="{{ base_url }}#{{ page.component }}">{{ page.component }}</a>]</h2>
 
-<h3>{{ page.description | title }}</h3>
+{% assign desc = page.description | newline_to_br | split: '<br />' %}
+
+<h3>{{ desc | first | capitalize }}</h3>
+
+{% if desc.size > 1 %}
+<p>
+    {% for line in desc offset:1 %}
+    {{ line }}
+    {% endfor %}
+</p>
+{% endif %}
 
 {% include package-list.html title="Dependencies" list=page.depends %}
 {% include package-list.html title="Conflicts" list=page.conflicts %}