Fix emoji unicode range

- https://en.wikibooks.org/wiki/Unicode/Character_reference/2000-2FFF
- https://github.com/Lokaltog/vim-powerline/tree/develop/fontpatcher

Author: splhack

src/mbyte.c

@@ -1248,7 +1248,11 @@ utf_char2cells(c)
 	{0x2700, 0x2757},
 	{0x275d, 0x2767},
 	{0x2776, 0x27bf},
-	{0x2b00, 0x2bff},
+	{0x2b00, 0x2b1c},
+	{0x2b1f, 0x2b29},
+	{0x2b2c, 0x2b2d},
+	{0x2b30, 0x2b55},
+	{0x2b90, 0x2b91},
 	{0x2e00, 0x2e99},
 	{0x2e9b, 0x2ef3},
 	{0x2f00, 0x2fd5},