Starting to port the projects over to the PCL library.
Adding the rest of the view models to the common project.
Adding a platform specific library for Windows 8. Adding an implementation of the FileService for Windows 8.
Adding implementations for the rest of the platform specific services.
Removing the old projects. Adding references to the new PCL dll. Injecting the platform services into the common library.
Fixing the file service so that it creates files that don't exist when we try and write to them.
Consolodating the constants into a single class.
Merge branch 'windows_shared' of https://github.com/OneBusAway/onebusaway-windows8.git
Renaming the backgrounding project. Fixing backgrounding so that it works again with the PCL.
Changing the timeout to 15 seconds to accomodate large payloads.
Moving the UIHelper into the shared services directory.
Renaming the shared.services namespace to just OneBusAway.Services.
Moving the navigation controller to the common assembly.
Fixing a small bug with the new unpin logic.
Fixing some file write issues after the services refactoring.
Using nuget packages to reference the BCL HttpClient library instead of having platform specific code handle that.
Fixing a bug with serach functionality.
Adding Windows Phone projects.
Adding page control service and main page.
Moving the value converters into a common place and refactoring them so they can be reused. Also adding some untracked files to the repo.