- add proper formatting to Readme instructions
- fix docker-compose yaml
- add Enabled flag to admin storage, as without it I saw following error on trying to post a comment:
```
mem_store.r42 | 2020/04/03 15:53:52.433 [INFO] {logger/logger.go:120 logger.(*Middleware).Handler.func1.1} POST - /cmd - 172.20.0.3 - 200 (25) - 126.8µs - {"method":"admin.enabled","params":"remark","id":29}
remark42 | 2020/04/03 15:53:52.434 [WARN] {rest/httperrors.go:85 rest.SendErrorJSON} can't save comment - failed to prepare comment: can't get secret for site remark: site remark disabled - 500 (0) - dev_user/dev_user - /api/v1/comment - [rest/api/rest_private.go:121 api.(*private).createCommentCtrl]
```
Flag was originally added 106c018ef1
@paskal
* sort imports, add missing copyright
* regenerate engine mock
* make all image.Store interface functions public
* go mod tidy
* make image.Store.Load return []byte instead of io.ReadCloser
* separate memory_store example RPC server to multiple files by handlers groups
* improve TestServer* reliability
* improve TestService_UserReplies reliability
* increase timeout for Test_Main
* improve TestRest_CreateWithPictures readability and reliability
* introduce random port to REST over SSL tests
* tinker TestRest_InfoStreamSince to have more slack before failure
* finalize test errors check unification
* simplify prepServerApp in cmd package tests
* improve TestRest_InfoStreamCancel reliability
* explicitly ignore error from test connection close
* add client with timeout to places which used default http client
* move random port creation and waiting for server in separate function for reuse
* improve TestServer tests robustness
* move all server waiting code in tests to separate functions
* change chooseRandomUnusedPort to try to listen to port before return
* fix waitForHTTPSServerStart
* enable golangci-lint for momeory_store example
* add race_test option to makefile
* prune lost goroutine in TestRest_Shutdown
* run race tests without cache
* fix ci pipeline
* fix typos
* implement (strings) user details storage
* add rpc user details implementation
* return error from getUserDetail, rewrite tests to table tests
* make UserDetails store UserDetailEntry instead of strings
* update comment about user_details
* fix confusing return
* add user details support for memory store
* add engine.UserDetailEntry to service.UserMetaData
* add ListDetails support to memory storage
* add user details support to native migrator, ListDetails func to storage
* go mod tidy for memory storage
* increase memory storage test coverage, fix tests naming
* add ListDetails tests to memory storage
* add engine.ListDetails and service.[Set]Metas tests
* change Fprintf to Fprint (triggered by explicitly ignoring error)
* remove Delete from engine.UserDetail, implement list via same method
* adjust service.Metas to new engine.UserDetails signature
* introduce engine.UserDetail("all") consonant
* fix Meta user detail retrieval
* extend store implementations Delete method with UserDetail deletion
* make UserDetail test answer order-independent
* fix flaky test check in TestMemData_FlagListBlocked
* delete user details alongside with comments on deleteme request
* add tests to UserDetail store.Delete implementations
* clarify engine module user details consonants names
* update comments to reflect current state of code
* check for value absence instead of it's length
* revert unneeded code change
* add extensive commentary on UserDetail return type
* remove unused check condition
* clarify UserDetail tests to be truly stateless
* add clarifying comment for pre-table test
* make tests more resilient
* adjust drone for v1.x and dev-box, remove travis support
* add backend build step on branch for drone
* fix from email
* change notif email
* less demanding test wait
* add settings section to drone plugins
* adjust branch build
* convert all drone ci docker confs
* rename drone targets
Dmitry VerkhoturovandUmputun
