Fixed time formatting in query strings.
Update NuGet packages. Pushed version 0.13.2.
Updated Microsoft.Bcl.Async to release version.
Added Mono projects.
Removed Microsoft.Bcl.Async dependecy.
Added definition of Geography/Geometry EDM types.
Merge branch 'master' into async

Conflicts:
	Simple.OData.Client.Core/Extensions/WebRequestExtensions.cs
	Simple.OData.Client.Core/Simple.OData.Client.Core.csproj
Finalized async methods.