v0.4.0

What's Changed

• Diagram model module (spec 078) by @slickroot in #92
• Render module (spec 079) by @slickroot in #93
• A readable terminal renderer by @slickroot in #94
• Spec 081: one canvas for every shape by @slickroot in #95
• Main owns the editor loop by @slickroot in #96
• 083: An editor module by @slickroot in #97
• 084: Cursor hides when idle by @slickroot in #98
• Add logo and header to README by @slickroot in #99
• Bob watches the landing page editor demo by @slickroot in #100
• Show the selection cursor in the SVG renderer by @slickroot in #101
• Run dre-web tests in the pull request check by @slickroot in #102
• Web cursor hides when idle (spec 089) by @slickroot in #103
• Release publishes dre-web.zip built from the wasm target by @slickroot in #104
• Bump version to 0.4.0 by @slickroot in #105
• Release 0.4.0 by @slickroot in #106

Full Changelog: v0.3.0...v0.4.0