Merge commit '4e8a9a1c' into poc-9

tests/files/BlockTests/bcBlockChainTest.json

tests/files/BlockTests/bcInvalidHeaderTest.json

tests/files/BlockTests/bcValidBlockTest.json

tests/files/BlockTests/blForkBlocks.json

tests/files/BlockTests/blInvalidTransactionRLP.json

tests/files/BlockTests/blValidBlockTest.json

tests/files/PoWTests/ethash_tests.json

tests/files/StateTests/stBlockHashTest.json

tests/files/StateTests/stExample.json

tests/files/StateTests/stInitCodeTest.json

tests/files/StateTests/stLogTests.json

tests/files/StateTests/stMemoryStressTest.json

tests/files/StateTests/stMemoryTest.json

tests/files/StateTests/stPreCompiledContracts.json

tests/files/StateTests/stQuadraticComplexityTest.json

tests/files/StateTests/stRecursiveCreate.json

tests/files/StateTests/stRefundTest.json

tests/files/StateTests/stSolidityTest.json

tests/files/StateTests/stSpecialTest.json

tests/files/StateTests/stSystemOperationsTest.json