+ver 1.6:
+ Fix issue with elementary files updates.
+ Fix issue with emulator ringing notification.
+ Fix issue with GTA04 modem and CLCC behavior.
+ Fix issue with Huawei modem voice call timing.
+ Fix issue with ZTE modem and SIM busy condition.
+ Add support for radio settings of ZTE modem.
+ Add support for USSD and voice calls of SIM900 modem.
+ Add support for online/offline handling of SpeedUp modem.
+ Add support for Sierra Wireless DirectIP modem.
+
+ver 1.5:
+ Fix issue with USSD handling and Infineon modem.
+ Fix issue with signal strength reporting and Infineon modem.
+ Add support for Assisted Satellite Navigation and Infineon modem.
+ Add support for IPv6/dual contexts and Infineon modem.
+ Add support for SIM retry counters and SIM Com modem.
+ Add support for SMS handling and SIM Com modem.
+
ver 1.4:
Fix issue with new SPN watch semantics.
Fix issue with handling malformed emergency numbers.