JDK8 Code review request for 7133344: Document the java.security.properties system property feature in the java.security file

[Jason Uh]

Hi all,

This change is documentation for allowing a user to specify an alternate 
java.security file.

Webrev: http://cr.openjdk.java.net/~juh/7133344/webrev.00/
CR: http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7133344

Thanks,
Jason