Added default language pack (en-gb)

admin/localisation/weight_class.php

@@ -0,0 +1,30 @@
+<?php
+// Heading
+$_['heading_title']    = 'Weight Classes';
+
+// Text
+$_['text_success']     = 'Success: You have modified weight classes!';
+$_['text_list']        = 'Weight Class List';
+$_['text_add']         = 'Add Weight Class';
+$_['text_edit']        = 'Edit Weight Class';
+
+// Column
+$_['column_title']     = 'Weight Title';
+$_['column_unit']      = 'Weight Unit';
+$_['column_value']     = 'Value';
+$_['column_action']    = 'Action';
+
+// Entry
+$_['entry_title']      = 'Weight Title';
+$_['entry_unit']       = 'Weight Unit';
+$_['entry_value']      = 'Value';
+
+// Help
+$_['help_value']       = 'Set to 1.00000 if this is your default weight.';
+
+// Error
+$_['error_permission'] = 'Warning: You do not have permission to modify weight classes!';
+$_['error_title']      = 'Weight Title must be between 3 and 32 characters!';
+$_['error_unit']       = 'Weight Unit must be between 1 and 4 characters!';
+$_['error_default']    = 'Warning: This weight class cannot be deleted as it is currently assigned as the default store weight class!';
+$_['error_product']    = 'Warning: This weight class cannot be deleted as it is currently assigned to %s products!';