Fixed .NET SDK style project slowness in the editor#4889

Merged

TIHan merged 2 commits intodotnet:masterfrom TIHan:perf-fixes1

May 14, 2018

+81-18

Commits on May 12, 2018

Removed updating project info on document open and document changed
TIHan
committed

Commits on May 14, 2018

Modified stress tests project gen to create netstandard projects
TIHan
committed