v0.5.3

What's Changed

• Add InputPin impl for generic open drain outputs by @TheZoq2 in #160
• Changed Variable name in EXTI example by @jounathaen in #164
• Fix compile error for missing model feature by @dbrgn in #170
• Impl Read / Write for Serial by @dbrgn in #171
• Improve quick start docs by @TheZoq2 in #172

Full Changelog: v0.5.1...v0.5.3