Merge pull request #200 from tabreturn/fix-luca-link

Replace Luca's (dead) link with Twitter link

Author: jdf

template/index.jinja

@@ -45,7 +45,7 @@ logistical support for this work.</p>
 
 <p>Much of the work in achieving compatibility with Processing 3.x was
 was done by
-<a href="http://www.luca-damasco.com/">Luca Damasco</a>
+<a href="https://twitter.com/lucapodular">Luca Damasco</a>
 (<a href="https://developers.google.com/open-source/gsoc/">Google Summer of Code</a> student),
 under the supervision of <a href="http://www.flong.com/">Golan Levin</a>,
 with additional support from the