simplified plugin

simplified the plugin and changed some parts to be more WordPress
compliant
added "subtome" shortcode

added "subtome" shortcode and a meta-widget link
Merge branch 'master' of git://github.com/superfeedr/subtome

Conflicts:
	goodies/wordpress/subtome/trunk/views/widget.php
rebased
Merge pull request #4 from pfefferle/master

simplified the wordpress-plugin a bit