* Add a plugin adapter to reuse MM websocket in plugin mode
* Remove development replace
* Switch all go.mod files to use 1.16
* Fix linter issues
* Fix linter
* Update server version to contain the new hooks
* Update focalboard to be compatible with mattermost v6
* Point to the new plugin API version
* Fix collectors linter issues
* Move all CI jobs to 1.16
* fix nil stringer error
* include API path with all API ERROR logs
* enable "caller" field
* disable colour output and min msg length for plugin
* bump Logr version to v2.0.4