Move DeployTestDependencies to use same targets as Dependencies

This lets us stop calling csc.exe for a project who's sole job is to copy binaries.

fix typos in features .md files

Also up the ulimit on Linux during restore (#10768)

Downgrade Editors to a released version of LanguageServices and add it and AppDesigner to ProjectSystem.sln

Remove references inherited via NuGet

This prevents us from needing to reference LanguageServices, Workspaces & CodeAnalysis when inside ProjectSystem.sln. We don't deploy package to output directory so we do not overwrite the "current" version of the assembly.

Updated ProjectSystem with new GUID of Composition.csroj

These got out of sync.

Fix EnC for compilations with dependencies using time-based versioning

These were causing warnings in the error list, as the NuGet build task removes them.

Refactor VSL.Imports.targets

Target net46 in all desktop projects

Revert "Add support for calling local functions with dynamic args (#1…

Merge master into future

Large cleanup of FixAllContext and subclasses.

skip running hidden diagnostic only analyzer in solution crawler path.

Update GUIDs of dependencies projects in tree.

This reverts commit 15488921.

harden both DetectTypeCircularity and GetDependenceChain

Samples.sln and Roslyn.sln were fighting over the GUIDs of Immutable, Metadata and Compostion.
Searching across the tree, and made sure that they were the uniform everywhere to prevent this.

Only exception is params parameters, tracked by #10708.

Fixes #10389

Add a project that copies the perf scripts into the build directory

turn off csharp full solution analysis.

Fix signed build in future

Address performance regression in CompilationWithAnalyzers.GetAnalyze…