Release v1.2.1 on 2020-12-29.

1. 7d2843d fix double free in osmo_gsup_client_enc_send() by Neels Hofmeyr · 4 years, 7 months ago
2. df8d454 gsupclient: introduce osmo_gsup_client_enc_send() by Vadim Yanitskiy · 6 years ago
3. 55f5efa introduce osmo_gsup_client_create2() by Stefan Sperling · 6 years ago
4. 0da9f2f libosmo-gsup-client: License is GPLv2-or-later by Harald Welte · 6 years ago
5. 953d27c gsup_client: rename gsup_client_* to osmo_gsup_client_* by Harald Welte · 6 years ago
6. ec6915a import gsup_client.c as new libosmo-gsup-client by Harald Welte · 6 years ago