* move streams to kbn/std
* import streams from kbn/std
* fix styles
* remove unused shareWeakReplay
* move from kbn/std to kbn/utils
* import from subfolder since test mocks FS module and not compatible with kbn/utils
* remove new line at the end of json file
* create kbn-legacy-logging package and start to move things
* fix rotator tests
* fix logging system test mocks
* move logging format to the package
* move logging setup to package
* adapt legacy logging server
* remove usage of legacy config in the legacy logging server
* move legacy logging server to package
* remove `??` syntax from package
* update generated doc
* fix a few things due to month old merge
* remove typings from project
* move reconfigureLogging to package
* add basic README file
* update generated doc
* remove old typings
* add typing for legacy logging events
* remove `??` from packages
* fix / improve event types usages
* remove suffix from tsconfig
