translit.c: add double svarita

tests/translit.c

@@ -64,6 +64,9 @@ START_TEST(test_translit_vedic)
 
 	/* vedic stresses */
 	test_translit("अ॒ग्निमी॑ळे पु॒रोहि॑तं", "a\\_gnimī\\'ḷe pu\\_rohi\\'taṃ");
+
+	/* double svarita */
+	test_translit("अ॒ग्निमी᳚ळे", "a\\_gnimī\\\"ḷe");
 }
 END_TEST
 

transliteration.c

@@ -107,6 +107,7 @@ static struct translit_letter table[] = {
 	{0x0964, CODA, "|"},             /* danda */
 
 	{0x0951, CODA, "\\'"},           /* svarita */
+	{0x1cda, CODA, "\\\""},          /* double svarita */
 	{0x0952, CODA, "\\_"}            /* anudatta */
 };