Add faction exemption to /f show

src/main/java/com/massivecraft/factions/cmd/CmdShow.java

@@ -54,6 +54,12 @@ public class CmdShow extends FCommand {
             return;
         }
 
+        if (!fme.getPlayer().hasPermission("factions.show.bypassexempt")
+                && P.p.getConfig().getStringList("show-exempt").contains(faction.getTag())) {
+            msg(TL.COMMAND_SHOW_EXEMPT);
+            return;
+        }
+
         // if economy is enabled, they're not on the bypass list, and this command has a cost set, make 'em pay
         if (!payForCommand(Conf.econCostShow, TL.COMMAND_SHOW_TOSHOW, TL.COMMAND_SHOW_FORSHOW)) {
             return;

src/main/java/com/massivecraft/factions/zcore/util/TL.java

@@ -463,6 +463,7 @@ public enum TL {
     COMMAND_SHOW_MEMBERSOFFLINE("Members offline: "),
     COMMAND_SHOW_COMMANDDESCRIPTION("Show faction information"),
     COMMAND_SHOW_DEATHS_TIL_RAIDABLE("<i>DTR: %1$d"),
+    COMMAND_SHOW_EXEMPT("<b>This faction is exempt and cannot be seen."),
 
     COMMAND_SHOWINVITES_PENDING("Players with pending invites: "),
     COMMAND_SHOWINVITES_CLICKTOREVOKE("Click to revoke invite for %1$s"),