v1.13.2-test.1

Teach the plugin how to handle namespace import syntax properly, fixes #315 e.g.

import * as styled from 'styled-components'

const css = styled.css`
  background: black;
`

const GlobalStyle = styled.createGlobalStyle`
  html {
    background: black;
  }
`

const Test = styled.default.div`
  color: red;
`

const before = styled.default.div`
  color: blue;
`

styled.default.div``

export default styled.default.button``