Make std.Graphics.GUI helpers around eval support JSON-encodable objects. Fixes #279.
Make std.Graphics.GUI helpers around eval support JSON-encodable
objects. Fixes #279.

sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata,sirikata/sirikata