Rename "Contribute" to "Development"

plugin-dev.html

@@ -1,15 +1,16 @@
 ---
 layout: default
-title: Contribute
+title: Development
 nav: 3
 ---
 
 {% assign docs = site.plugin-dev|sort:"nav" %}
 <div class="light-wrapper">
     <div class="inner">
-        <h1 class="aligncenter">Contribute to Pico</h1>
+        <h1 class="aligncenter">Create your own plugins &amp; themes</h1>
         <p class="description aligncenter">
-            Pico is highly customizable in two different ways: On the one hand you can change Picos apperance by using themes,
+            Pico is highly customizable in two different ways:<br />
+            On the one hand you can change Picos apperance by using themes,<br />
             on the other hand you can add new functionality by using plugins.
         </p><br />