* readme: add section on running truffle tests
* extract `sign` from test/foreign into test/helpers and improve it
* add test helper signatureToVRS
* add test helper bigNumberToHexString
* add test helper bigNumberToPaddedBytes32
* add test "should allow correct withdraw" which fails and exposes #61
* resolve#61 and document it
* fix typo
* fix typo
* use num.toString(16) instead of bigNumberToHexString
https://github.com/paritytech/parity-bridge/pull/66#discussion_r156030874
* add comment
* use explicit transaction hash
* add test "withdraw without funds on HomeBridge should fail"
* add test "should not allow withdraw with message.length != 84"
* add test ""should allow second withdraw with different transactionHash but same recipient and value"
* add test "should not allow second withdraw with same transactionHash but different recipient and value"
* fix typo
* bridge.sol: add note that anyone can call HomeBridge.withdraw
* test that anyone can call withdraw provided they have the message and signatures
* test/home.js: improve wording of test
Maximilian Krüger