Add Faction vaults.

These can be accessed with /f vault <number>
Set a Faction's max vaults with /f setmaxvaults <faction> <number> - can be run from console so Buycraft can execute it.
* This is a not very tested implementation. Should be tested more in depth before being pushed to a release.

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

@@ -0,0 +1,49 @@
+package com.massivecraft.factions.cmd;
+
+import com.massivecraft.factions.Faction;
+import com.massivecraft.factions.P;
+import com.massivecraft.factions.struct.Permission;
+import com.massivecraft.factions.zcore.util.TL;
+import org.bukkit.ChatColor;
+
+public class CmdSetMaxVaults extends FCommand {
+
+    public CmdSetMaxVaults() {
+        this.aliases.add("setmaxvaults");
+        this.aliases.add("smv");
+
+        this.requiredArgs.add("faction");
+        this.requiredArgs.add("number");
+
+        this.permission = Permission.SETMAXVAULTS.node;
+        this.disableOnLock = false;
+
+        senderMustBePlayer = false;
+        senderMustBeMember = false;
+        senderMustBeModerator = false;
+        senderMustBeAdmin = false;
+    }
+
+    @Override
+    public void perform() {
+        Faction targetFaction = argAsFaction(0);
+        int value = argAsInt(1, -1);
+        if(value < 0) {
+            sender.sendMessage(ChatColor.RED + "Number must be greater than 0.");
+            return;
+        }
+
+        if(targetFaction == null) {
+            sender.sendMessage(ChatColor.RED + "Couldn't find Faction: " + ChatColor.YELLOW + argAsString(0));
+            return;
+        }
+
+        targetFaction.setMaxVaults(value);
+        sender.sendMessage(TL.COMMAND_SETMAXVAULTS_SUCCESS.format(targetFaction.getTag(), value));
+    }
+
+    @Override
+    public TL getUsageTranslation() {
+        return TL.COMMAND_SETMAXVAULTS_DESCRIPTION;
+    }
+}