fixes #49 quadrigacx ticker api last field
fixes #49 quadrigacx ticker api last field

ccxt/ccxt,aiueogawa/ccxt,ccxt/ccxt,tritoanst/ccxt,tritoanst/ccxt,thijstriemstra/ccxt,tritoanst/ccxt,ccxt/ccxt,thijstriemstra/ccxt,thijstriemstra/ccxt,aiueogawa/ccxt,ccxt/ccxt,tritoanst/ccxt,thijstriemstra/ccxt,ccxt/ccxt,aiueogawa/ccxt,aiueogawa/ccxt