Don't classify 'var' in 'out var' as a keyword.

Fixes #4190

Replace packages.config with project.json

Add explanatory comment

Check SupportsCompilation before retrieving compilation

Share doc comment finding code

Command submissions (e.g. ```#reset```) don't have compilations.

Correctly Generate Interface in Generic Class
Fixes #2785

The code was duplicated between scripting and workspaces because it is
partially non-portable.  Share the files by linking (and, unfortunately,
ifdef'ing) instead.

Use generic name if class we are generating into is generic

work around a bug when running an analyzer test in 64-bit

Fix options serialization issue causing the VB language settings to deserialize within a C# project

When showing completion for conditional access, walk up the tree to f…

Fixes #4750 

Better error handling in highlight references

Make Rename ignore readonly Interactive buffers

Fixes #4570

Asynchronously determine whether to refresh class view

Completion API Options

Fixed typo ("than" => "then")

If we could not get the symbol to HR from the semantic model, do not try
creating tags for it. This fixes the HR crash part of #4918

Automatic line ending for expression bodied members in C#. Fixes #3944.

Add version of Microsoft.CodeAnalysis.Analyzers to targets

Fix check for missing/unsupported language

Disable Obsolete checks for project level imports.

That is, previous submissions.

Fixes #4923

Integration test(s) to follow.

Exclude System.Func from the completion list when the user is likely …

Fixes #4208

When it seems a DocumentChanged workspace change, AbstractObjectBrowserLibraryManager gets the TextVersions of
the old and new documents synchronously on the UI thread. This was causing delays that showed up in peformance
telemetry. Instead, we should simply do this check (and refresh Class View by incrementing a number) in the
background.

Be resilient when encountering a location we don't have a document for.

Additionally, the IsDebugger and IsImmediateWindow properties have been removed from CompletionTriggerInfo. Any code that was checking these properties now checks for options that are set by the Controller in debugger scenarios.