Merge pull request #104 from renproject/release/3.1.3

Release 3.1.3

Merge pull request #101 from renproject/release/3.1.2

Release 3.1.2

Merge pull request #99 from renproject/release/3.1.1

Release/3.1.1

Merge pull request #96 from renproject/release/3.1.0

release 3.1.0

update env variable setting

Merge branch 'master' into feat/CI

build and release

remove version check

Merge pull request #67 from renproject/release/3.0.11

Fix gas price for withdrawing ETH from the darknode

Merge pull request #66 from renproject/release/3.0.10

3.0.10