Update Ethereum JSON tests, skip failing

tests/block_test_util.go

tests/files/BasicTests/RandomRLPTests/example.json

tests/files/BasicTests/invalidRLPtest.json

tests/files/BlockchainTests/badBlockChain.json

tests/files/BlockchainTests/basicBlockChain.json

tests/files/BlockchainTests/bcBruncleTest.json

tests/files/BlockchainTests/bcForkBlockTest.json

tests/files/BlockchainTests/bcGasPricerTest.json

tests/files/BlockchainTests/bcInvalidHeaderTest.json

tests/files/BlockchainTests/bcInvalidRLPTest.json

tests/files/BlockchainTests/bcRPC_API_Test.json

tests/files/BlockchainTests/bcTotalDifficultyTest.json

tests/files/BlockchainTests/bcUncleHeaderValiditiy.json

tests/files/BlockchainTests/bcUncleTest.json

tests/files/BlockchainTests/bcValidBlockTest.json

tests/files/BlockchainTests/bcWalletTest.json

...s/files/StateTests/stPreCompiledContractsTransaction.json

tests/files/StateTests/stSpecialTest.json

tests/files/TransactionTests/ttWrongRLPTransaction.json

tests/init.go