Added ODataLib v.3 and v.4 NuGet packages.
Added providers for protocols V3 and V4 with missing implementation.
Implemented EntityTypes, ComplexTypes, EnumTypes.
Further implementation of Complex and Entity types with properties.
FindTable/FindColumn implementation.
Schema fixes.
Merged from master.
Association fixes.
Merged from master.
Corrected DateTimeOffset formatting.
Added check for PreAuthenticate support.
Added support for mapping properties declared on base types.
Added pluralizer tests for mobile apps.
Added ProviderMetadata class and GetMetadatar methods returning provider-specific IEdmModel.
Minor fixes.
Fixed ConcurrencyMode.
Replaced Functions with the ones from provider model.
Fixed entity base types.
Fix in entry serialilzer.
Added tests for Type extension methods.