v0.4.1

The purpose of this release was to address a performance issue when serializing models. I observed an improvement from 60s to 2s for a 190MB model.

What's Changed

• docs: fix snippet in readme by @jackgerrits in #83
• perf: reserve vector up front with size estimate when serializing model by @jackgerrits in #85
• chore: update submodule and prepare 0.4.1 release by @jackgerrits in #86

Full Changelog: v0.4.0...v0.4.1