Merge pull request coder5876#43 from christianlundkvist/misc_fixes

Fix typos, fix browser test

Merge pull request coder5876#40 from christianlundkvist/eip712

EIP712 support and adding data to be signed

Merge pull request coder5876#28 from christianlundkvist/update_versio…

…n_104

Update version to 1.0.4. Add RELEASE_NOTES

Merge pull request coder5876#26 from christianlundkvist/move_assembly

Move assembly to execute function

Merge pull request coder5876#20 from christianlundkvist/use_executecall

Use assembly instead of addr.call()

Merge pull request coder5876#19 from christianlundkvist/add_release_n…

…otes

Bump version, add RELEASE-NOTES

Add MIT license