Run "lazybones create ratpack 0.1 ."
Drop in latest iUI and Music Sample
Fix links and remove unused plugins

 * Set iUI path to 'lib/iui' (was ../../iui)
 * Remove HTML5 Web Cache Plugin (and HTML5 manifest)
 * Remove Theme Switcher Plugin
Ignore .gradle hidden directory
Remove index.html created by lazybones
Rename music.html to index.html
Point links to .gtpl pages to .html versions

Need Ratpack implementations of these two dynamic pages.  Also removed
.php versions as we won't be needing them.
Edit README to say this is an iUI seed project.