Expects uppercase environment variables of MATTERBRIDGE_PROTOCOL_ACCOUNT_KEY="value"
e.g. you can override this config
[mattermost]
[mattermost.work]
Team="yourteam"
Login="yourlogin"
Password="yourpass"
by using
MATTERBRIDGE_MATTERMOST_WORK_TEAM="newteam"
MATTERBRIDGE_MATTERMOST_WORK_LOGIN="newlogin"
MATTERBRIDGE_MATTERMOST_WORK_PASSWORD="newpassword"
* Move from gcfg to toml configuration because gcfg was too restrictive
* Implemented gateway which has support multiple in and out bridges.
* Allow for bridging the same bridges, which means eg you can now bridge between multiple mattermosts.
* Support multiple gateways
