anchor.diff:  
   [<Test>]
   let ``should not error when adding existing git repository``() =
  -    let existing = "git git@github.com:fsprojects/FsUnit.git"
  +    let existing = "git https://github.com/fsprojects/FsUnit.git"
   
  -    let cfg = DependenciesFile.FromSource(existing).AddGit(Constants.MainDependencyGroup, "git@github.com:fsprojects/FsUnit.git", "")
  +    let cfg = DependenciesFile.FromSource(existing).AddGit(Constants.MainDependencyGroup, "https://github.com/fsprojects/FsUnit.git", "")
   
       cfg.ToString()
       |> shouldEqual (normalizeLineEndings existing)
  
positive.code:     let config = """source http://www.nuget.org/api/v2
  
  group Test
  git git@github.com:fsprojects/FAKE.git"""
  
      let cfg = DependenciesFile.FromSource(config).AddGit(Constants.MainDependencyGroup, "git@github.com:fsprojects/FsUnit.git")
      
      let expected = """source http://www.nuget.org/api/v2
  git git@github.com:fsprojects/FsUnit.git
  
  group Test
  git git@github.com:fsprojects/FAKE.git"""
  
      cfg.ToString()
      |> shouldEqual (normalizeLineEndings expected)
  
negative.code: let ``should add new git repositories to the end``() = 
      let config = """source http://www.nuget.org/api/v2
  
  git https://github.com/fsharp/FAKE.git"""
  
      let cfg = DependenciesFile.FromSource(config).AddGit(Constants.MainDependencyGroup, "https://github.com/fsprojects/FsUnit.git")
      
      let expected = """source http://www.nuget.org/api/v2
  
  git https://github.com/fsharp/FAKE.git
  git https://github.com/fsprojects/FsUnit.git"""
  
      cfg.ToString()
      |> shouldEqual (normalizeLineEndings expected)
  