restored setAdmin method removed in r389 to make the trunk compile again

git-svn-id: http://webgoat.googlecode.com/svn/trunk/webgoat@391 4033779f-a91e-0410-96ef-6bf7bf53c507

main/project/JavaSource/org/owasp/webgoat/session/WebSession.java

@@ -315,6 +315,21 @@ public class WebSession
 
 		return roles;
 	}
+	
+	/**
+	 * Sets the admin flag - this routine is ONLY here to allow someone a backdoor to setting the
+	 * user up as an admin.
+	 * 
+	 * This is also used by the WebSession to set the admin, but the method should be private
+	 * 
+	 * @param state
+	 */
+	public void setAdmin(boolean state)
+
+	{
+		isAdmin = state;
+
+	}
 
 	public String getRole()
 	{