Add Scrollout loadLogs Command Execution exploit

Add Scrollout F1 Email Gateway loadLogs Command Execution exploit module.

* Homepage: http://www.scrolloutf1.com/
* Source: https://sourceforge.net/projects/scrollout/
* Tested on version 2012-10-03

![Scrollout F1 Email Gateway loadLogs Command Execution vulnerability](http://itsecuritysolutions.org/2013-01-29-Scrollout-arbitrary-command-execution-vulnerability/exploit.png)