Add code to use the latest framework for .Net Core 2.2#18

VarunChopraAccolite wants to merge 3 commits intofroala:masterfroala/wysiwyg-editor-dotnet-sdk:masterfrom

VarunChopraAccolite:masterVarunChopraAccolite/wysiwyg-editor-dotnet-sdk:masterCopy head branch name to clipboard