Adding wallet information in Admin panel

Fixes #63 and adds proper wallet information:

* Wallet balance
* Locked balance for users
* Liquid assets available to pool owner

public/include/pages/admin/wallet.inc.php

@@ -0,0 +1,25 @@
+<?php
+
+// Make sure we are called from index.php
+if (!defined('SECURITY'))
+    die('Hacking attempt');
+
+// Check user to ensure they are admin
+if (!$user->isAdmin($_SESSION['USERDATA']['id'])) {
+  header("HTTP/1.1 404 Page not found");
+  die();
+}
+
+if ($bitcoin->can_connect() === true){
+  $dBalance = $bitcoin->query('getbalance');
+} else {
+  $dBalance = 0;
+  $_SESSION['POPUP'][] = array('CONTENT' => 'Unable to connect to litecoind RPC service: ' . $bitcoin->can_connect(), 'TYPE' => 'errormsg');
+}
+
+$smarty->assign("BALANCE", $dBalance);
+$smarty->assign("LOCKED", $transaction->getLockedBalance());
+
+// Tempalte specifics
+$smarty->assign("CONTENT", "default.tpl");
+?>

public/templates/mmcFE/admin/wallet/default.tpl

@@ -0,0 +1,16 @@
+{include file="global/block_header.tpl" BLOCK_HEADER="Wallet Information"}
+<table width="350px">
+  <tr>
+    <th>Wallet Balance</th>
+    <td class="right">{$BALANCE|number_format:"8"}</td>
+  </tr>
+  <tr>
+    <th>Locked for users</th>
+    <td class="right">{$LOCKED|number_format:"8"}</td>
+  </tr>
+  <tr>
+    <th>Liquid Assets</th>
+    <td class="right">{($BALANCE - $LOCKED)|number_format:"8"}</td>
+  </tr>
+</table>
+{include file="global/block_footer.tpl"}

public/templates/mmcFE/global/navigation.tpl

@@ -14,6 +14,7 @@
             <li><a href="{$smarty.server.PHP_SELF}?page=admin">Admin Panel</a>
               <ul>
                 <li><a href="{$smarty.server.PHP_SELF}?page=admin&action=user">User Info</a></li>
+                <li><a href="{$smarty.server.PHP_SELF}?page=admin&action=wallet">Wallet Info</a></li>
               </ul>
             </li>
             {/if}