Invalid RLP

[olegabr]

transaction: Array
(
    [from] => 0xC14DeDeC7c21Fdd07e319Ef633606bFaaEB51F64
    [nonce] => 0xfa
    [to] => 0x1cb6138c21ac288e3e79e258d70112192c1bbdcc
    [gas] => 0x5208
    [gasPrice] => 0x0713fb3000
    [value] => 0x0de0b6b3a7640000
    [chainId] => 100
)

signedTransaction: 0xf86cfa850713fb3000825208941cb6138c21ac288e3e79e258d70112192c1bbdcc880de0b6b3a764000080eca093268b50f343ded33740d6a479a62a0e19d0ac624ba12d5fdd1056a0f91757a4a0460b277a83ee7c6a1ff81dd34d04da104d8eb6668cd84ef39880cd383ceafe22

Related to #21. Worked OK till some threshold nonce value and stopped then. xdai chain was tested in this case.

[olegabr]

Look at this commit in my fork: olegabr@938a27a
Test mediumint4 passes, while mediumint5 and bigint fail.

  "mediumint4": {
    "in": "#83729609699884896815286331701780722",
    "out": "0x8f102030405060708090a0b0c0d0e0f2"
  },
  "mediumint5": {
    "in": "#105315505618206987246253880190783558935785933862974822347068935681",
    "out": "0x9c0100020003000400050006000700080009000a000b000c000d000e01"
  },
  "bigint": {
    "in": "#115792089237316195423570985008687907853269984665640564039457584007913129639936",
    "out": "0xa1010000000000000000000000000000000000000000000000000000000000000000"
  }

[olegabr]

Fix: olegabr@6ac6613

[sc0Vu]

Thanks @olegabr, I was thinking this PR might related: #19

[sc0Vu]

I think I made a mistake in last commit, and the code base looks bad.
I'm going to rewrite this library and see how it works.