Datetime to datetimeoffset, and migrate to database
Implementing OData to the webservice
Implementing Odata and Cors support
Added TODO to seed method to insert sample data for developing
Merge branch 'feature/OData_for_Webservice' into develop

Conflicts:
	Bigrivers.Server/Bigrivers.Server.Webservice/App_Start/WebApiConfig.cs
	Bigrivers.Server/Bigrivers.Server.Webservice/Bigrivers.Server.Webservice.csproj
	Bigrivers.Server/Bigrivers.Server.Webservice/packages.config