* Ignore get_price_info test by default. (#4112)
* Auto-detect hex encoded bytes in sha3 (#4108)
* Auto-detect hex encoded bytes in sha3
* Using types/isHex
* Removing unused imports
* Use binary chop to estimate gas accurately (#4100)
* Initial sketch.
* Building.
* Fix a few things.
* Fix issue, add tracing.
* Address grumbles
* Raise upper limit if needed
* Fix test.
* Fixing decoding API with signatures in names (#4125)
* Fix call/estimate_gas (#4121)
* Return 0 instead of error with out of gas on estimate_gas
* Fix stuff up.
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