Introduce a config value GitTfsConstants.AutoInitBranches

...to know if we should auto init branch when merge is encountered
 and the branch not actualy initialized

GitTfs/Commands/Clone.cs

@@ -120,6 +120,8 @@ namespace Sep.Git.Tfs.Commands
                 if (withBranches && initBranch != null)
                 {
                     initBranch.CloneAllBranches = true;
+                    globals.Repository.SetConfig(GitTfsConstants.AutoInitBranches, true.ToString());
+
                     retVal = initBranch.Run();
                 }
             }

GitTfs/Commands/InitBranch.cs

@@ -169,6 +169,8 @@ namespace Sep.Git.Tfs.Commands
                 return GitTfsExitCodes.Help;
             }
 
+            _globals.Repository.SetConfig(GitTfsConstants.AutoInitBranches, true.ToString());
+
             var defaultRemote = InitFromDefaultRemote();
 
             var rootBranch = defaultRemote.Tfs.GetRootTfsBranchForRemotePath(defaultRemote.TfsRepositoryPath);

GitTfs/GitTfsConstants.cs

@@ -62,5 +62,7 @@ namespace Sep.Git.Tfs
         public const string WorkspaceConfigKey = GitTfsPrefix + ".workspace-dir";
 
         public const string WorkItemAssociateRegexConfigKey = GitTfsPrefix + ".work-item-regex";
+
+        public const string AutoInitBranches = GitTfsPrefix + ".auto-init-branch";
     }
 }