Revert ISB services

* Use MessagePack for ISB serialization

* DocumentHighlighting service

* Renamer, EncapsulateField, TupleToStruct services

* SymbolFinder and FindUsages services

* NavigateToSearch service

* FindUsages, References fixes

* AddImport service

* SymbolSearchUpdate service

* ExtensionMethodImportCompletion service

* DependentTypeFinder service

* GlobalNotificationDelivery service

* CodeLensReferences service

* Remove CodeAnalysis service

* Remove unused code

* Fix warnings.

* Remove unused

* Error reporting and logging

* Update StreamJsonRpc to 2.6.86-alpha

* Improve callback error handling.

* Update Watson reporting

* PR feedback

* Fix tests

* Fixes

* Remove unused field

* Rename shutdown service

* Switch diagnostic serialization from ObjectReader/Writer serializer to MessagePack

* Fix diagnostic reporting issue in ASP.NET apps

* Brokered service

* TodoCommentService ISB

* Generate PkgDef entries

* Generate VSIX manifest assets

* Brokered services

* Error reporting

* BrokeredServiceConnection

* Enable cancellation on disconnection

* Error handling

* Remove usage of WellKnownServiceHubService for brokered services

* Semantic classification services

* Fix streaming service calls

* Propagate cancellation token to all services

* Misc

* Fixes

* Feedback

* Comments

* Dispose feedback

* RPC fixes

* Rename brokered services

* Prefix services with Microsoft.VisualStudio

* Fix

* Fix cancelation of OOP analyzer requests