Merge branch 'develop' into conversion

cmd/mist/bindings.go

cmd/mist/ui_lib.go

common/types.go

tests/files/BasicTests/crypto.json

tests/files/BlockTests/bcBlockChainTest.json

tests/files/BlockTests/bcInvalidHeaderTest.json

tests/files/BlockTests/bcInvalidRLPTest.json

tests/files/BlockTests/bcJS_API_Test.json

tests/files/BlockTests/bcUncleTest.json

tests/files/BlockTests/bcValidBlockTest.json

tests/files/StateTests/RandomTests/st201503122231GO.json

tests/files/StateTests/RandomTests/st201503122238GO.json

tests/files/StateTests/RandomTests/st201503122252GO.json

tests/files/StateTests/RandomTests/st201503122316GO.json

tests/files/StateTests/RandomTests/st201503122324GO.json

tests/files/StateTests/RandomTests/st201503122358GO.json

tests/files/StateTests/RandomTests/st201503130002GO.json

tests/files/StateTests/RandomTests/st201503130005GO.json

tests/files/StateTests/RandomTests/st201503130007GO.json

tests/files/StateTests/RandomTests/st201503130010GO.json