implemented handling when newline separator is changed,
removed newline sequence variables from IProtocolSettings,
changed display style of RealizedItems in MultiFormatDataView,
introduced Selector for NewlineSeparator in MultiFormatDataView
Common.Logger => Common.Logging
MultiTerm.Core.Common => MultiTerm.Core.Types
added Log Method to ILogger and SerilogLogger,
implemented IAppSettingsProvider and XmlAppSettingsProvider,
added EnumHelpers in Common project