Fix currency display CRM-13144

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* CRM-13144: Currency display is messed up
  http://issues.civicrm.org/jira/browse/CRM-13144

CRM/Core/Config/Variables.php

@@ -490,10 +490,7 @@ class CRM_Core_Config_Variables extends CRM_Core_Config_Defaults {
     static $cachedSymbol = NULL;
     if (!$cachedSymbol || $defaultCurrency) {
       if ($this->defaultCurrency || $defaultCurrency) {
-        $currencySymbolName = CRM_Core_PseudoConstant::get('CRM_Contribute_DAO_Contribution', 'currency', array('labelColumn' => 'name'));
-        $currencySymbol = CRM_Core_PseudoConstant::get('CRM_Contribute_DAO_Contribution', 'currency');
-
-        $this->currencySymbols = array_combine($currencySymbolName, $currencySymbol);
+        $this->currencySymbols = CRM_Contribute_BAO_Contribution::buildOptions('currency');
         $currency = $defaultCurrency ? $defaultCurrency : $this->defaultCurrency;
         $cachedSymbol = CRM_Utils_Array::value($currency, $this->currencySymbols, '');
       }