Cleanup System information in logs

Will output like this now
[INFO] ------------------------------------------
[INFO] Spoutcraft Launcher is starting....
[INFO] Operating System: Linux 3.8.0-7-generic amd64
[INFO] Java Version: Oracle Corporation 1.7.0_15 <http://java.oracle.com/>
[INFO] Launcher Build: 0
Signed-off-by: Steven Downer <Grinch@outlook.com>