goctl
- add migrate subcommand to upgrade go-zero from earlier versions by @anqiansong in #1419
- fix goctl pg model generation without tag by @SpectatorNan in #1407
- support rpc protoc subcommand to use installed protoc by @anqiansong in #1251
- support global parameters in templates by @anqiansong in #1458
- support JwtTransition in API files by @anqiansong in #1460
- support same handler name in different API groups by @anqiansong in #1478
- minor improvements and bug fixes