[ticket/9556] Drop php closing tags, add trailing newline

Closing tags converted using Oleg's script.
remove-php-end-tags.py -a .

Trailing newlines added using the following where $ext is file extension.
find . -type f -name "*.$ext" -print | xargs printf "e %s\nw\n" | ed -s;

Extensions: php, css, html, js, xml.

PHPBB3-9556

phpBB/language/en/acp/common.php

@@ -738,5 +738,3 @@ $lang = array_merge($lang, array(
 	'LOG_WORD_DELETE'		=> '<strong>Deleted word censor</strong><br />» %s',
 	'LOG_WORD_EDIT'			=> '<strong>Edited word censor</strong><br />» %s',
 ));
-
-?>