New: Created external Api (coscine/issues#313)

build.cake

src/Project.Tests/Project.Tests.csproj

src/Project.Tests/ResourceControllerTests.cs

src/Project.Tests/app.config

src/Project.Tests/packages.config

src/Project/App.config

src/Project/Controllers/MetadataController.cs

src/Project/Controllers/ResourceController.cs

src/Project/Models/MetadataModel.cs

src/Project/Models/ResourceModel.cs

src/Project/Project.csproj

src/Project/ReturnObjects/ResourceObject.cs

src/Project/packages.config