i18n: stash: mark messages for translation

Signed-off-by: Vasco Almeida <vascomalmeida@sapo.pt>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

git-stash.sh

@@ -100,7 +100,7 @@ create_stash () {
 				u_tree=$(git write-tree) &&
 				printf 'untracked files on %s\n' "$msg" | git commit-tree $u_tree  &&
 				rm -f "$TMPindex"
-		) ) || die "Cannot save the untracked files"
+		) ) || die "$(gettext "Cannot save the untracked files")"
 
 		untracked_commit_option="-p $u_commit";
 	else
@@ -248,7 +248,7 @@ save_stash () {
 
 	if test -n "$patch_mode" && test -n "$untracked"
 	then
-	    die "Can't use --patch and --include-untracked or --all at the same time"
+		die "$(gettext "Can't use --patch and --include-untracked or --all at the same time")"
 	fi
 
 	stash_msg="$*"
@@ -494,7 +494,7 @@ apply_stash () {
 		GIT_INDEX_FILE="$TMPindex" git-read-tree "$u_tree" &&
 		GIT_INDEX_FILE="$TMPindex" git checkout-index --all &&
 		rm -f "$TMPindex" ||
-		die 'Could not restore untracked files from stash'
+		die "$(gettext "Could not restore untracked files from stash")"
 	fi
 
 	eval "