Project: Set Copy Local to false for non-GAC VS assemblies
Project: Fix editor settings files

Add Rebracer settings
Add some more editorconfig file types
Markdown: Start porting to Roslyn

Doesn't quite work yet
Project: Remove old NuGet Package Restore setup

This NuGet version was too old for some of the Roslyn packages.
And VS now automatically restores packages on build, so it isn't
necessary in the first place.
Markdown: Fix Workspace setup for diagnostics
Markdown: Add documentation provider

Thanks, @JasonMalinowski!
Markdown: Install Roslyn command target
Project: Port all references to v14
Markdown: Move Roslyn embedding code to separate file

I should have done this when I wrote it in the first place...
Markdown: Don't hard-code C#
Markdown: Fix VB type names

Still doesn't load package correctly (GetPackage gives me a ComObject);
no clue why.
Markdown: Get internal services by contract name

This only works for plain exported MEF services,
not Roslyn ExportWorkspaceService.
Markdown: Fix VB language service fetching
Markdown: Switch to non-Venus CommandTarget

The Venus CommandTarget expects to only
receive commands within its buffer; the
non-Venus one works fine.
Merge pull request #6 from SLaks/roslyn-markdown

Fix Roslyn-based Markdown embedding