php/php-src — pull request #554 by datibbaw (2013-12-30 03:55:11+00:00)
Title: Don't append newline after X-PHP-Originating-Script

When the extra headers are empty, no newline should be appended after X-PHP-Originating-Script.

This is also discussed in [this question](http://stackoverflow.com/questions/20832339/php-mail-adds-leading-newline-when-no-additional-headers-present).