Add vscode into gitignore

.gitignore

@@ -195,6 +195,8 @@ bld/
 [Ll]og/
 # Visual Studio 2015 cache/options directory
 .vs/
+# Visual Studio Code tasks directory
+.vscode
 # Uncomment if you have tasks that create the project's static files in wwwroot
 #wwwroot/
 # NUNIT