Merge branch 'ah/misc-message-fixes' into maint

Message cleanup.

* ah/misc-message-fixes:
  unpack-trees: do not capitalize "working"
  git-merge-octopus: do not capitalize "octopus"
  git-rebase--interactive: fix English grammar
  cat-file: put spaces around pipes in usage string
  am: put spaces around pipe in usage string

builtin/am.c

@@ -2222,7 +2222,7 @@ int cmd_am(int argc, const char **argv, const char *prefix)
 	int in_progress;
 
 	const char * const usage[] = {
-		N_("git am [<options>] [(<mbox>|<Maildir>)...]"),
+		N_("git am [<options>] [(<mbox> | <Maildir>)...]"),
 		N_("git am [<options>] (--continue | --skip | --abort)"),
 		NULL
 	};

builtin/cat-file.c

@@ -440,7 +440,7 @@ static int batch_objects(struct batch_options *opt)
 }
 
 static const char * const cat_file_usage[] = {
-	N_("git cat-file (-t [--allow-unknown-type]|-s [--allow-unknown-type]|-e|-p|<type>|--textconv) <object>"),
+	N_("git cat-file (-t [--allow-unknown-type] | -s [--allow-unknown-type] | -e | -p | <type> | --textconv) <object>"),
 	N_("git cat-file (--batch | --batch-check) [--follow-symlinks]"),
 	NULL
 };

git-merge-octopus.sh

@@ -30,7 +30,7 @@ do
 	esac
 done
 
-# Reject if this is not an Octopus -- resolve should be used instead.
+# Reject if this is not an octopus -- resolve should be used instead.
 case "$remotes" in
 ?*' '?*)
 	;;
@@ -59,7 +59,7 @@ do
 		# conflicts.  Last round failed and we still had
 		# a head to merge.
 		gettextln "Automated merge did not work."
-		gettextln "Should not be doing an Octopus."
+		gettextln "Should not be doing an octopus."
 		exit 2
 	esac
 

git-rebase--interactive.sh

@@ -1082,7 +1082,7 @@ If they are meant to go into a new commit, run:
 
   git commit \$gpg_sign_opt_quoted
 
-In both case, once you're done, continue with:
+In both cases, once you're done, continue with:
 
   git rebase --continue
 ")"

unpack-trees.c

@@ -123,9 +123,9 @@ void setup_unpack_trees_porcelain(struct unpack_trees_options *opts,
 	msgs[ERROR_SPARSE_NOT_UPTODATE_FILE] =
 		_("Cannot update sparse checkout: the following entries are not up-to-date:\n%s");
 	msgs[ERROR_WOULD_LOSE_ORPHANED_OVERWRITTEN] =
-		_("The following Working tree files would be overwritten by sparse checkout update:\n%s");
+		_("The following working tree files would be overwritten by sparse checkout update:\n%s");
 	msgs[ERROR_WOULD_LOSE_ORPHANED_REMOVED] =
-		_("The following Working tree files would be removed by sparse checkout update:\n%s");
+		_("The following working tree files would be removed by sparse checkout update:\n%s");
 
 	opts->show_all_errors = 1;
 	/* rejected paths may not have a static buffer */