Release v1.2.1 on 2020-12-29.

1. 3868e23 support the XOR algorithm for UMTS AKA by Harald Welte · 3 years, 5 months ago
2. 3b33b01 VTY: add subscriber update network-access-mode by Oliver Smith · 4 years, 11 months ago
3. 02078b7 VTY: integrate IMEI by Oliver Smith · 5 years ago
4. ef64b23 VTY tests: fill DB before running test by Oliver Smith · 5 years ago
5. a820ea1 implement removal of MSISDN by Neels Hofmeyr · 6 years ago
6. 8aa780b add 'show subscriber' command, alias for 'subscriber ... show' by Neels Hofmeyr · 6 years ago
7. 446eb0f ctrl: completely replace all CTRL commands by Neels Hofmeyr · 7 years ago
8. 183e700 implement subscriber vty interface, tests by Neels Hofmeyr · 7 years ago