Merge pull request #9 from ynqa/v0.1.4/dev

v0.1.4

bump up version to v0.1.3

Merge pull request #4 from ynqa/v0.1.2/main

v0.1.2

Merge pull request #3 from ynqa/v0.1.1/main

v0.1.1

`sig-rs` was already taken