## v0.4.0

### Add

1. Add support for node 12.

### Remove

1. Remove the support for  node 5 and below.

## v0.3.1

1. Fixed the support of node 10.

## v0.3.0

1. Fixed the bug of unsafe thread operation.

## 0.2.0

1. Add function remvoe to node addon class
2. Gcc below 6 can build correctly now

## v0.1.0

1. project init.