Update JSON test files

tests/files/BlockTests/bcTotalDifficultyTest.json

tests/files/StateTests/RandomTests/st201505021810CPPJIT.json

tests/files/StateTests/RandomTests/st201505050557JS.json

tests/files/StateTests/RandomTests/st201505050929GO.json

tests/files/StateTests/RandomTests/st201505050942PYTHON.json

tests/files/StateTests/RandomTests/st201505051004PYTHON.json

tests/files/StateTests/RandomTests/st201505051016PYTHON.json

tests/files/StateTests/RandomTests/st201505051114GO.json

tests/files/StateTests/RandomTests/st201505051238GO.json

tests/files/StateTests/RandomTests/st201505051249GO.json

tests/files/StateTests/RandomTests/st201505051558PYTHON.json

tests/files/StateTests/RandomTests/st201505051611PYTHON.json

tests/files/StateTests/RandomTests/st201505051648JS.json

tests/files/StateTests/RandomTests/st201505051710GO.json

tests/files/StateTests/RandomTests/st201505052013GO.json

tests/files/StateTests/RandomTests/st201505052102JS.json

tests/files/StateTests/RandomTests/st201505052235GO.json

tests/files/StateTests/RandomTests/st201505052238JS.json

tests/files/StateTests/RandomTests/st201505052242PYTHON.json

tests/files/StateTests/RandomTests/st201505052343PYTHON.json