【FuelPHP ver1.7.1】URLのindex.phpを取る ref: http://qiita.com/kiimiiis/items/507d293976fe87e7f0b9

file0.txt

 * Set this to 'index.php if you don't use URL rewriting
 */
- //'index_file' => false,
+ 'index_file' => false,

file1.txt

  #Remove index.php from URL
- #RewriteCond %{HTTP:X-Requested-With} !^XMLHttpRequest$
- #RewriteCond %{THE_REQUEST}               ^[^/]*/index\.php [NC]
- #RewriteRule ^index\.php(.*)$         $1 [R=301,NS,L]

+ RewriteCond %{HTTP:X-Requested-With}  !^XMLHttpRequest$
+ RewriteCond %{THE_REQUEST}                ^[^/]*/index\.php [NC]
+ RewriteRule ^index\.php(.*)$          $1 [R=301,NS,L]