remove outdated section from get involved blurb at bottom

i2p2www/pages/site/about/intro.html

@@ -133,7 +133,7 @@ roadmap=site_url('get-involved/roadmap') -%}
 The I2P development <a href="{{ team }}">team</a> is an open group, welcome to all 
 who are interested in <a href="{{ volunteer }}">getting involved</a>, and all of 
 the code is <a href="{{ licenses }}">open source</a>.  The core I2P SDK and the 
-current router implementation is done in Java The network is actively being developed 
+current router implementation is done in Java. The network is actively being developed 
 and has not yet reached the 1.0 release, but the current <a href="{{ roadmap }}">roadmap</a>
 describes our schedule.
 {%- endtrans %}</p>