i18n: git-stash die + gettext messages

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

git-stash.sh

@@ -40,7 +40,7 @@ no_changes () {
 clear_stash () {
 	if test $# != 0
 	then
-		die "git stash clear with parameters is unimplemented"
+		die "$(gettext "git stash clear with parameters is unimplemented")"
 	fi
 	if current=$(git rev-parse --verify $ref_stash 2>/dev/null)
 	then
@@ -62,7 +62,7 @@ create_stash () {
 	then
 		head=$(git rev-list --oneline -n 1 HEAD --)
 	else
-		die "You do not have the initial commit yet"
+		die "$(gettext "You do not have the initial commit yet")"
 	fi
 
 	if branch=$(git symbolic-ref -q HEAD)
@@ -77,7 +77,7 @@ create_stash () {
 	i_tree=$(git write-tree) &&
 	i_commit=$(printf 'index on %s\n' "$msg" |
 		git commit-tree $i_tree -p $b_commit) ||
-		die "Cannot save the current index state"
+		die "$(gettext "Cannot save the current index state")"
 
 	if test -z "$patch_mode"
 	then
@@ -91,7 +91,7 @@ create_stash () {
 			git write-tree &&
 			rm -f "$TMPindex"
 		) ) ||
-			die "Cannot save the current worktree state"
+			die "$(gettext "Cannot save the current worktree state")"
 
 	else
 
@@ -104,14 +104,14 @@ create_stash () {
 
 		# state of the working tree
 		w_tree=$(GIT_INDEX_FILE="$TMP-index" git write-tree) ||
-		die "Cannot save the current worktree state"
+		die "$(gettext "Cannot save the current worktree state")"
 
 		git diff-tree -p HEAD $w_tree > "$TMP-patch" &&
 		test -s "$TMP-patch" ||
-		die "No changes selected"
+		die "$(gettext "No changes selected")"
 
 		rm -f "$TMP-index" ||
-		die "Cannot remove temporary index (can't happen)"
+		die "$(gettext "Cannot remove temporary index (can't happen)")"
 
 	fi
 
@@ -124,7 +124,7 @@ create_stash () {
 	fi
 	w_commit=$(printf '%s\n' "$stash_msg" |
 		git commit-tree $w_tree -p $b_commit -p $i_commit) ||
-		die "Cannot record working tree state"
+		die "$(gettext "Cannot record working tree state")"
 }
 
 save_stash () {
@@ -172,7 +172,7 @@ save_stash () {
 		exit 0
 	fi
 	test -f "$GIT_DIR/logs/$ref_stash" ||
-		clear_stash || die "Cannot initialize stash"
+		clear_stash || die "$(gettext "Cannot initialize stash")"
 
 	create_stash "$stash_msg"
 
@@ -180,7 +180,7 @@ save_stash () {
 	: >>"$GIT_DIR/logs/$ref_stash"
 
 	git update-ref -m "$stash_msg" $ref_stash $w_commit ||
-		die "Cannot save the current status"
+		die "$(gettext "Cannot save the current status")"
 	say Saved working directory and index state "$stash_msg"
 
 	if test -z "$patch_mode"
@@ -193,7 +193,7 @@ save_stash () {
 		fi
 	else
 		git apply -R < "$TMP-patch" ||
-		die "Cannot remove worktree changes"
+		die "$(gettext "Cannot remove worktree changes")"
 
 		if test "$keep_index" != "t"
 		then
@@ -288,7 +288,7 @@ parse_flags_and_rev()
 
 	case $# in
 		0)
-			have_stash || die "No stash found."
+			have_stash || die "$(gettext "No stash found.")"
 			set -- ${ref_stash}@{0}
 		;;
 		1)
@@ -336,11 +336,11 @@ apply_stash () {
 
 	assert_stash_like "$@"
 
-	git update-index -q --refresh || die 'unable to refresh index'
+	git update-index -q --refresh || die "$(gettext "unable to refresh index")"
 
 	# current index state
 	c_tree=$(git write-tree) ||
-		die 'Cannot apply a stash in the middle of a merge'
+		die "$(gettext "Cannot apply a stash in the middle of a merge")"
 
 	unstashed_index_tree=
 	if test -n "$INDEX_OPTION" && test "$b_tree" != "$i_tree" &&
@@ -348,9 +348,9 @@ apply_stash () {
 	then
 		git diff-tree --binary $s^2^..$s^2 | git apply --cached
 		test $? -ne 0 &&
-			die 'Conflicts in index. Try without --index.'
+			die "$(gettext "Conflicts in index. Try without --index.")"
 		unstashed_index_tree=$(git write-tree) ||
-			die 'Could not save index tree'
+			die "$(gettext "Could not save index tree")"
 		git reset
 	fi
 
@@ -376,7 +376,7 @@ apply_stash () {
 			git diff-index --cached --name-only --diff-filter=A $c_tree >"$a" &&
 			git read-tree --reset $c_tree &&
 			git update-index --add --stdin <"$a" ||
-				die "Cannot unstage modified files"
+				die "$(gettext "Cannot unstage modified files")"
 			rm -f "$a"
 		fi
 		squelch=
@@ -417,7 +417,7 @@ drop_stash () {
 }
 
 apply_to_branch () {
-	test -n "$1" || die 'No branch name specified'
+	test -n "$1" || die "$(gettext "No branch name specified")"
 	branch=$1
 	shift 1