sync: Show output of git commit.

Rationalle: User might have hook scripts whose output they want to see.
Also, git commit output may tell the user they forgot to add a file.
The output is not too ugly when there's nothing to commit.

Command/Sync.hs

@@ -214,7 +214,8 @@ commit o = stopUnless shouldcommit $ next $ next $ do
 			void preCommitDirect
 			commitStaged Git.Branch.ManualCommit commitmessage
 		, do
-			inRepo $ Git.Branch.commitQuiet Git.Branch.ManualCommit
+			showOutput
+			void $ inRepo $ Git.Branch.commitCommand Git.Branch.ManualCommit
 				[ Param "-a"
 				, Param "-m"
 				, Param commitmessage

Git/Branch.hs

@@ -131,10 +131,6 @@ applyCommitMode commitmode ps
 commitCommand :: CommitMode -> [CommandParam] -> Repo -> IO Bool
 commitCommand = commitCommand' runBool
 
-{- Commit will fail when the tree is clean. This suppresses that error. -}
-commitQuiet :: CommitMode -> [CommandParam] -> Repo -> IO ()
-commitQuiet commitmode ps = void . tryIO . commitCommand' runQuiet commitmode ps
-
 commitCommand' :: ([CommandParam] -> Repo -> IO a) -> CommitMode -> [CommandParam] -> Repo -> IO a
 commitCommand' runner commitmode ps = runner $
 	Param "commit" : applyCommitMode commitmode ps

debian/changelog

@@ -13,6 +13,7 @@ git-annex (6.20160319) UNRELEASED; urgency=medium
   * log: Display time with time zone.
   * log --raw-date: Use to display seconds from unix epoch.
   * v6: Close pointer file handles more quickly, to avoid problems on Windows.
+  * sync: Show output of git commit.
 
  -- Joey Hess <id@joeyh.name>  Wed, 23 Mar 2016 11:42:36 -0400