Update version.json - remove -preview (OPCFoundation#1402)

Optimize GetNodeMetadata (OPCFoundation#1392)

* Optimized GetNodeMetadata to support reading AccessRestrictions and RolePermission attributes when specified; All service calls use only these attributes on validating AccessRestrictions and RolePermissions. Read and Browse services also cache the values for avoiding unnecessary calls.

Merge pull request OPCFoundation#1305 from OPCFoundation/master

Service release for 1.4.365

Merge pull request OPCFoundation#1254 from OPCFoundation/master

Service release for 1.4.365 to fix OPCFoundation#1238 in Nuget packages

Merge pull request OPCFoundation#1229 from OPCFoundation/master

Service update for 1.4.365

mark as release

set release flag

tag as release

Add support for netstandard2.1 in core libs and nuget packages (OPCFo…

…undation#1110)

- solutions support still VS2017 and VS 2019
- ci now also tests net462 & netcoreapp3.1
- next rev of nuget packages will have netstandard2.1 support
- a few small fixes for netcoreapp3.1

Merge pull request OPCFoundation#1028 from AlinMoldovean/master

Regression fix for Https client