Fixed LibGit2Sharp obsolete warnings

Author: asbjornu

src/GitVersionCore.Tests/IntegrationTests/OtherScenarios.cs

@@ -22,7 +22,7 @@ public void DoNotBlowUpWhenMasterAndDevelopPointAtSameCommit()
                 fixture.Repository.MakeACommit();
                 fixture.Repository.CreateBranch("develop");
 
-                fixture.LocalRepositoryFixture.Repository.Network.Fetch(fixture.LocalRepositoryFixture.Repository.Network.Remotes.First());
+                Commands.Fetch((Repository)fixture.LocalRepositoryFixture.Repository, fixture.LocalRepositoryFixture.Repository.Network.Remotes.First().Name, new string[0], new FetchOptions(), null);
                 fixture.LocalRepositoryFixture.Repository.Checkout(fixture.Repository.Head.Tip);
                 fixture.LocalRepositoryFixture.Repository.Branches.Remove("master");
                 fixture.InitialiseRepo();
@@ -81,7 +81,7 @@ public void DoNotBlowUpWhenDevelopAndFeatureBranchPointAtSameCommit()
                 fixture.Repository.MakeACommit();
                 fixture.Repository.CreateBranch("feature/someFeature");
 
-                fixture.LocalRepositoryFixture.Repository.Network.Fetch(fixture.LocalRepositoryFixture.Repository.Network.Remotes.First());
+                Commands.Fetch((Repository)fixture.LocalRepositoryFixture.Repository, fixture.LocalRepositoryFixture.Repository.Network.Remotes.First().Name, new string[0], new FetchOptions(), null);
                 fixture.LocalRepositoryFixture.Repository.Checkout(fixture.Repository.Head.Tip);
                 fixture.LocalRepositoryFixture.Repository.Branches.Remove("master");
                 fixture.InitialiseRepo();

src/GitVersionCore.Tests/IntegrationTests/RemoteRepositoryScenarios.cs

@@ -57,7 +57,7 @@ public void GivenARemoteGitRepositoryAheadOfLocalRepository_ThenChangesShouldPul
             fixture.AssertFullSemver("0.1.0+5");
             fixture.AssertFullSemver("0.1.0+4", fixture.LocalRepositoryFixture.Repository);
             var buildSignature = fixture.LocalRepositoryFixture.Repository.Config.BuildSignature(new DateTimeOffset(DateTime.Now));
-            fixture.LocalRepositoryFixture.Repository.Network.Pull(buildSignature, new PullOptions());
+            Commands.Pull((Repository) fixture.LocalRepositoryFixture.Repository, buildSignature, new PullOptions());
             fixture.AssertFullSemver("0.1.0+5", fixture.LocalRepositoryFixture.Repository);
         }
     }

src/GitVersionExe.Tests/PullRequestInTeamCityTest.cs

@@ -35,7 +35,7 @@ public void GivenARemoteWithATagOnMaster_AndAPullRequestWithTwoCommits_AndBuildI
                 remoteRepository.Refs.Add(pullRequestRef, new ObjectId(mergeCommitSha));
 
                 // Checkout PR commit
-                fixture.Repository.Fetch("origin");
+                Commands.Fetch((Repository)fixture.Repository, "origin", new string[0], new FetchOptions(), null);
                 fixture.Repository.Checkout(mergeCommitSha);
             }