Move all resources inside a "resources" directory (cleaner).

--HG--
rename : LICENSE_php-epub-meta => resources/php-epub-meta/LICENSE_php-epub-meta
rename : epub.php => resources/php-epub-meta/epub.php
rename : tbszip.php => resources/php-epub-meta/tbszip.php

book.php

@@ -12,7 +12,7 @@ require_once('author.php');
 require_once('tag.php');
 require_once ("customcolumn.php");
 require_once('data.php');
-require_once('epub.php');
+require_once('resources/php-epub-meta/epub.php');
 
 // Silly thing because PHP forbid string concatenation in class const
 define ('SQL_BOOKS_LEFT_JOIN', "left outer join comments on comments.book = books.id 

resources/php-epub-meta/epub.php

@@ -6,7 +6,7 @@
  * @author Sébastien Lucas <sebastien@slucas.fr>
  */
  
-require_once('tbszip.php');
+require_once(realpath( dirname( __FILE__ ) ) . 'tbszip.php');
 
 define ("METADATA_FILE", "META-INF/container.xml");