Support emoji_captcha for 2ch.hk #178

Job	Run time
Build modules (dvach, Dvach)	1m 44s
Build modules (fourchan, Fourchan)	1m 42s
Build modules (endchan, Endchan)	1m 54s
Build modules (cirno, Cirno)	1m 44s
Build modules (sojakparty, Sojakparty)	1m 44s
Build modules (refugedobrochan, RefugeDobrochan)	3m 58s
Build modules (archivedmoe, ArchivedMoe)	1m 35s
Build modules (archiverbt, ArchiveRbt)	1m 36s
Build modules (desustorage, Desustorage)	1m 47s
Build modules (dollchan, Dollchan)	1m 37s
Build modules (warosu, Warosu)	1m 34s
Build modules (archb4k, ArchB4K)	1m 37s
	22m 32s

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