Merge pull request #82 from jonmmease/release_v0.0.8

Release 0.0.8

Merge pull request #79 from jonmmease/jonmmease/vega-renderer-webgl

Switch Vega renderer to always use WebGL, bump version to 0.0.7

fix artifact name

Merge pull request #63 from jonmmease/release_0.0.3

Release 0.0.3

Merge pull request #61 from jonmmease/release_0.0.2

Release 0.0.2