Version 1.4 - 2013-09-15
- add $arr_menu for 0.9.9.1 compatibility

Version 1.3 (compatible with playsms-0.9.8)
- replace $add_menu by $menu_config in config.php (compatibility 0.9.8)
- add get_gateway function call (compatibility 0.9.8)

Version 1.2
- modifiy $core_config['menu']['main_tab']['gateway']; by $core_config['menutab']['gateway']; for 0.9.8 compatibility
- add fr_FR translation

Version 1.1
- add dlr push processing
- add status field in infobip_apidata table
- add radio button to select push or pull method

Version 1.0
- changelog started
