Bump elliptic from 6.4.1 to 6.5.4 (#14)

Bump ini from 1.3.5 to 1.3.7 (#13)

Bump eslint-utils from 1.3.1 to 1.4.3 (#11)

Bump lodash from 4.17.10 to 4.17.19 (#10)

Bump acorn from 5.7.3 to 5.7.4 (#9)

Bump mixin-deep from 1.3.1 to 1.3.2 (#8)

Bump js-yaml from 3.12.0 to 3.13.1 (#7)

Convert `Object.assign` to spread operator for IE compatibility

Apply `env` preset

Fix `debounce` import error

Add `main` field for modulization

Release 0.2.0

Setting up Karma and write a test (#4)

Migrate to ES2015 with babel and webpack

Ignore test folder