Alpha 8

What's Changed

• Fixed some OpenGL issues that were bothering the release by @maxvdec in #141
• Added controller support and SDL by @maxvdec in #142
• Finished graphite for UI by @maxvdec in #143
• Fixed a problem with the CLI by @maxvdec in #144
• Finished documenting Alpha 8 by @maxvdec in #145

Full Changelog: v7.0.0-alpha...v8.0.0-alpha