fix send whisper echo twice

Signed-off-by: xiehuc <xiehuc@gmail.com>
writing new smiley map

Signed-off-by: xiehuc <xiehuc@gmail.com>
update face translation

Signed-off-by: xiehuc <xiehuc@gmail.com>
release 0.2c

Signed-off-by: xiehuc <xiehuc@gmail.com>