LeopoldArkham

A bare key [must be non empty](https://github.com/toml-lang/toml#keyvalue-pair); The parser should enforce this and raise an appropriate issue when needed.

Condensed Debug representation

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Pretty printing the parser's result... isn't. To make debugging easier, we should override it so it uses less frivolous newlines and indentations, and shows a more ad-hoc representation of containers.

See [this comment](https://github.com/LeopoldArkham/Molten/pull/15#issuecomment-338722003)

Currently I think visibility might be a mess. - Anything parser related should be private - Some methods on the public types should be public, some should be `pub(crate)` If...

Middle click should orbit around the last laid brick Right click should pan Mouse wheel should zoom PROFIT

In a line graph, I can't seem to find a way to dissociate the color of the line from the color of the area, i.e. be able to pass two...