v3.0.0

Breaking changes

Use module.exports to be in line with ioredis (#311 @rexxars)

ioredis uses commonjs exports, and now ioredis-mock does as well.

require('ioredis-mock').default no longer works, use require('ioredis-mock') instead.

Bug fixes

Error thrown in sismember() if key does not exist (#318 @theogravity)