Add proper headers to localization template files

Thomas Bruederli

2012-12-29 49437c123a4435ce98e62edd084442ff20aaef1d

 program/localization/en_US/labels.inc

@@ -12,6 +12,8 @@
 | See the README file for a full license statement.                     |
 |                                                                       |
 +-----------------------------------------------------------------------+

 For translation see https://www.transifex.com/projects/p/roundcube-webmail/resource/labels/
*/

$labels = array();