* refator: refactored PluginManager to be a self registering service, a lot more work needed to fully make plugin manager use instance variables and not so many globals
* extensions: import and build
* bus: use predefined error
* enterprise: build script for enterprise packages
* poc: auto registering services and dependency injection
(cherry picked from commit b5b1ef875f905473af41e49f8071cb9028edc845)
* poc: backend services registry progress
(cherry picked from commit 97be69725881241bfbf1e7adf0e66801d6b0af3d)
* poc: minor update
(cherry picked from commit 03d7a6888b81403f458b94305792e075568f0794)
* ioc: introduce manuel ioc
* enterprise: adds setting for enterprise
* build: test and build specific ee commit
* cleanup: test testing code
* removes example hello service
* master:
changelog: adds note about closing #11613 and #11602
fix: sign in link should have target self to trigger full page reload, fixes#11626
codespell: exclude by words instead of files
Use sort.Strings() (gosimple)
Remove unused return value assignment (gosimple)
Remove unnecessary fmt.Sprintf() calls (gosimple)
Merge variable declaration with assignment (gosimple)
Use fmt.Errorf() (gosimple)
Simplify make() (gosimple)
Use raw strings to avoid double escapes (gosimple)
Simplify if expression (gosimple)
Simplify comparison to bool constant (gosimple)
Simplify error returns (gosimple)
Remove redundant break statements (gosimple)
* report active users in graphite stats
* use bus to publish system stats
* metrics: avoid using events unless we have to
this commit also changes the default interval
for updating the stats gauges. Seems like the old values
was a product of previous metrics implementation
