Added default language pack (en-gb)

admin/extension/report/product_viewed.php

@@ -0,0 +1,21 @@
+<?php
+// Heading
+$_['heading_title']    = 'Products Viewed Report';
+
+// Text
+$_['text_extension']   = 'Extensions';
+$_['text_edit']        = 'Edit Products Viewed Report';
+$_['text_success']     = 'Success: You have reset the products viewed report!';
+
+// Column
+$_['column_name']      = 'Product Name';
+$_['column_model']     = 'Model';
+$_['column_viewed']    = 'Viewed';
+$_['column_percent']   = 'Percent';
+
+// Entry
+$_['entry_status']     = 'Status';
+$_['entry_sort_order'] = 'Sort Order';
+
+// Error
+$_['error_permission'] = 'Warning: You do not have permission to modify products viewed report!';