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Thanks to @marcelomorgado for adding Balancer and mStable support in #73

#70 and #71

Update UMA addresses

Updated UMA ABIs

Thanks @marcelomorgado for adding Synthetix support (see #64 and #66).

See #63

See #61

See #55

Thanks to @marcelomorgado and @krzysu, we now have Kyber Network and Idle Finance addresses!