v0.8.1

Alpha test support, bugfixes and misc improvements.

Added

• Added support for alpha-testing (#10).
• Added support for merging outline layer objects (#12).
• Added RemoveGameObject helper methof to OutlineEffect (#15).
• Added ability to customize render event in OutlineBehaviour.
• Added ability to render outlines to the specified camera only for OutlineBehaviour.
• Added warning for unsupported render pipelines for OutlineBehaviour and OutlineEffect.

Changed

• Misc inspector improvements.
• Changed default render event to AfterSkybox.

Fixed

• Fixed incorrect condition for selection of render method, which sometimes caused problems with outline rendering on mobiles (#14).