Version: v1.7 (Date: 2019-01-11)
Bug Fixes:   
Improvements: 
- Close register from pos screen
New Features:  
Please add/replace these files to respective locations(create folder wherever needed):
application/controllers/Sale.php
application/views/sale/POS/main_screen.php  
application/controllers/Demo_panel.php 
Please run these SQL in your Database:
