ignore .vs files

Author: russcam

.gitignore

@@ -75,7 +75,8 @@ launchSettings.json
 # https://github.com/elastic/elasticsearch-net/pull/1822#issuecomment-183722698
 *.project.lock.json
 project.lock.json
+/src/.vs
+/src/.vs/*
 
 .idea/
 *.sln.iml
-/src/.vs/restore.dg