New: Implement a general graph deployer (coscine/issues#886)

src/GraphDeployer.sln

src/GraphDeployer/App.config

src/GraphDeployer/GraphDeployer.csproj

src/GraphDeployer/Program.cs

src/GraphDeployer/Properties/AssemblyInfo.cs

src/GraphDeployer/getRepository.ps1

src/GraphDeployer/packages.config

src/OrganizationDeployer/Properties/AssemblyInfo.cs