feat: bump plasma-contracts to d478475

[unnawut]

Plasma changes:

• feat: PaymentInFlightExitRouter.inFlightExits() accepts an array of exitIds (feat: PaymentInFlightExitRouter.inFlightExits() accepts an array of exitIds omgnetwork/plasma-contracts#583)
• chore: bump version number to 0.0.2 (chore: bump version number to 0.0.2 omgnetwork/plasma-contracts#580)
• fix: rename blockNum to blknum consistently
• Split truffle migrations (Split truffle migrations omgnetwork/plasma-contracts#540)
• feat: add senderData param to challenge methods (feat: add simple anti front running fix omgnetwork/plasma-contracts#574)

[unnawut]

Potentially need to go after omgnetwork/elixir-omg#1294 due to RootChain refactoring in that PR.

[omisego-bot]

Contracts snapshotted with MIN_EXIT_PERIOD for SHA ( d4784753d915ccc303b72240ddf103eaa9b50280 ): 20.\r\n Snapshot located at: \r\n https://storage.googleapis.com/circleci-docker-artifacts/data-elixir-omg-tester-plasma-deployer-dev-56a51cb-MIN_EXIT_PERIOD-20-PLASMA_CONTRACTS_SHA-d4784753d915ccc303b72240ddf103eaa9b50280.tar.gz \r\n Contract addresses: \r\n {
"authority_address": "0xc0f780dfc35075979b0def588d999225b7ecc56f",
"eth_vault": "0x4e3aeff70f022a6d4cc5947423887e7152826cf7",
"erc20_vault": "0x135505d9f4ea773dd977de3b2b108f2dae67b63a",
"payment_exit_game": "0x89afce326e7da55647d22e24336c6a2816c99f6b",
"plasma_framework_tx_hash": "0x927f3cd7984b26a8cce972a383cc804e94bc6497dc33d0fd64a4f0196e2f83df",
"plasma_framework": "0xc673e4ffcb8464faff908a6804fe0e635af0ea2f",
"paymentEip712LibMock": "0xc9d8c49e880fefa92c6492ca17c418805628b01b",
"merkleWrapper": "0x0d39f15b6432c7e8a028dc5bd8c874f54852265f",
"erc20Mintable": "0xdd2860dd8f182f90870383a98ddaf63fdb00573e"
}

[omisego-bot]

Contracts snapshotted with MIN_EXIT_PERIOD for SHA ( d4784753d915ccc303b72240ddf103eaa9b50280 ): 120.\r\n Snapshot located at: \r\n https://storage.googleapis.com/circleci-docker-artifacts/data-elixir-omg-tester-plasma-deployer-dev-56a51cb-MIN_EXIT_PERIOD-120-PLASMA_CONTRACTS_SHA-d4784753d915ccc303b72240ddf103eaa9b50280.tar.gz \r\n Contract addresses: \r\n {
"authority_address": "0xc0f780dfc35075979b0def588d999225b7ecc56f",
"eth_vault": "0x4e3aeff70f022a6d4cc5947423887e7152826cf7",
"erc20_vault": "0x135505d9f4ea773dd977de3b2b108f2dae67b63a",
"payment_exit_game": "0x89afce326e7da55647d22e24336c6a2816c99f6b",
"plasma_framework_tx_hash": "0xfe98be2d5e0455ee1bf7e2de20fd41d3e76639454cf67b80db58b7b264e7094a",
"plasma_framework": "0xc673e4ffcb8464faff908a6804fe0e635af0ea2f",
"paymentEip712LibMock": "0xc9d8c49e880fefa92c6492ca17c418805628b01b",
"merkleWrapper": "0x0d39f15b6432c7e8a028dc5bd8c874f54852265f",
"erc20Mintable": "0xdd2860dd8f182f90870383a98ddaf63fdb00573e"
}

[omisego-bot]

Contracts snapshotted with MIN_EXIT_PERIOD for SHA ( d4784753d915ccc303b72240ddf103eaa9b50280 ): 240.\r\n Snapshot located at: \r\n https://storage.googleapis.com/circleci-docker-artifacts/data-elixir-omg-tester-plasma-deployer-dev-56a51cb-MIN_EXIT_PERIOD-240-PLASMA_CONTRACTS_SHA-d4784753d915ccc303b72240ddf103eaa9b50280.tar.gz \r\n Contract addresses: \r\n {
"authority_address": "0xc0f780dfc35075979b0def588d999225b7ecc56f",
"eth_vault": "0x4e3aeff70f022a6d4cc5947423887e7152826cf7",
"erc20_vault": "0x135505d9f4ea773dd977de3b2b108f2dae67b63a",
"payment_exit_game": "0x89afce326e7da55647d22e24336c6a2816c99f6b",
"plasma_framework_tx_hash": "0x6b455158e89fbef3c57c8612f73e673b488b3565625ca28873907137877071f1",
"plasma_framework": "0xc673e4ffcb8464faff908a6804fe0e635af0ea2f",
"paymentEip712LibMock": "0xc9d8c49e880fefa92c6492ca17c418805628b01b",
"merkleWrapper": "0x0d39f15b6432c7e8a028dc5bd8c874f54852265f",
"erc20Mintable": "0xdd2860dd8f182f90870383a98ddaf63fdb00573e"
}