Add option 'Show remarks in Quick Info'

🔼 Remember decompiler EULA in the solution user options

Recommend VS 16.5 for Roslyn development

Small bits of cleanup in the formatting engine.

Fix stack overflow in symbol equivalence

Remove the semantic-notification subsystem.

Add back in a legacy todo-comment entrypoint for TypeScript.

Code cleanup in Workspace/Features.

Fix deconstruction in await-foreach statements

Update the launchSettings.json in src/Deployment as well

Do not offer to use ?. when in an query that will become an expression tree

Use the same block structure for code and Metadata As Source