CORE-1: Correct gasPrice and gasEstimate string conversion; don't be strict on RPC callbacks.
CORE-1: Correct gasPrice and gasEstimate string conversion; don't be strict on RPC callbacks.

breadwallet/breadwallet-core,breadwallet/breadwallet-core,breadwallet/breadwallet-core,breadwallet/breadwallet-core,breadwallet/breadwallet-core,breadwallet/breadwallet-core