message: fix raw-loader imports
diff: /**
  - * Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
  + * Copyright (c) 2018-2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
  *
  * @author Alexander Rose <alexander.rose@weirdbyte.de>
  */
  @@ -31,44 +31,44 @@ export function ShaderCode(vert: string, frag: string, extensions: ShaderExtensi
  }
  export const PointsShaderCode = ShaderCode(
  - require('mol-gl/shader/points.vert'),
  - require('mol-gl/shader/points.frag'),
  + require('mol-gl/shader/points.vert').default,
  + require('mol-gl/shader/points.frag').default,
  { standardDerivatives: false, fragDepth: false }
  )
  export const SpheresShaderCode = ShaderCode(
  - require('mol-gl/shader/spheres.vert'),
  - require('mol-gl/shader/spheres.frag'),
  + require('mol-gl/shader/spheres.vert').default,
  + require('mol-gl/shader/spheres.frag').default,
  { standardDerivatives: false, fragDepth: true }
  )
  export const TextShaderCode = ShaderCode(
  - require('mol-gl/shader/text.vert'),
  - require('mol-gl/shader/text.frag'),
  + require('mol-gl/shader/text.vert').default,
  + require('mol-gl/shader/text.frag').default,
  { standardDerivatives: true, fragDepth: false }
  )
  export const LinesShaderCode = ShaderCode(
  - require('mol-gl/shader/lines.vert'),
  - require('mol-gl/shader/lines.frag'),
  + require('mol-gl/shader/lines.vert').default,
  + require('mol-gl/shader/lines.frag').default,
  { standardDerivatives: false, fragDepth: false }
  )
  export const MeshShaderCode = ShaderCode(
  - require('mol-gl/shader/mesh.vert'),
  - require('mol-gl/shader/mesh.frag'),
  + require('mol-gl/shader/mesh.vert').default,
  + require('mol-gl/shader/mesh.frag').default,
  { standardDerivatives: true, fragDepth: false }
  )
  export const GaussianDensityShaderCode = ShaderCode(
  - require('mol-gl/shader/gaussian-density.vert'),
  - require('mol-gl/shader/gaussian-density.frag'),
  + require('mol-gl/shader/gaussian-density.vert').default,
  + require('mol-gl/shader/gaussian-density.frag').default,
  { standardDerivatives: false, fragDepth: false }
  )
  export const DirectVolumeShaderCode = ShaderCode(
  - require('mol-gl/shader/direct-volume.vert'),
  - require('mol-gl/shader/direct-volume.frag'),
  + require('mol-gl/shader/direct-volume.vert').default,
  + require('mol-gl/shader/direct-volume.frag').default,
  { standardDerivatives: false, fragDepth: true }
  )
  