Co-authored-by: weimumu <934657014@qq.com>

* accounts/abi: fix name styling when unpacking abi fields w/ underscores

ABI fields with underscores that are being unpacked
into structs expect structs with following form:

int_one -> Int_one

whereas in abigen the generated structs are camelcased

int_one -> IntOne

so updated the unpack method to expect camelcased structs as well.

* fix slice unpack bug in accounts/abi

argument type and name were reversed

* usbwallet: check returned error when decoding hexstr

* Update accounts/usbwallet/ledger.go
Co-Authored-By: CoreyLin <514971757@qq.com>

* usbwallet: check hex decode error

* added tests for new abi encoding features (#4)

* added tests from bytes32[][] and string[]

* added offset to other types

* formatting

* Abi/dynamic types (#5)

* Revert "Abi/dynamic types (#5)" (#6)

This reverts commit dabca31d797623d43bd780721fc0ad461d24be53.

* Abi/dynamic types (#7)

* some cleanup

* Apply suggestions from code review

apply suggestions
Co-Authored-By: Nvedhavyas <vedhavyas.singareddi@gmail.com>

* added better formatting (#8)

* review chnages

* better comments

* accounts/keystore: reduce file name length

* accounts/keystore: reduce code line width

* cmd/clef: encrypt master seed of clef
Signed-off-by: NYaoZengzeng <yaozengzeng@zju.edu.cn>

* keystore: refactor for external use of encryption

* clef: utilize keystore encryption, check flags correctly

* clef: validate master password

* clef: add json wrapping around encrypted master seed

* abi,signer: fix nil dereference in #17633

* signer/core: tiny typo fix in test error message

* backends: increase gaslimit in order to allow tests of large contracts

* backends: increase gaslimit in order to allow tests of large contracts

* backends: increase gaslimit in order to allow tests of large contracts

* keystore, ethash, eth, miner, rpc, whisperv6: tech debt with now defunct set.

* whisperv5: swap out gopkg.in/fatih/set.v0 with supported set