0.15 roadmap

[burrbull]

Let's write here ideas for next major release:

• [ ] Update to serde-yaml 0.9 (changes enum format)
• [ ] Improve error system. More checks on different validation levels.
• [ ] Support xml comments (not sure how it should look). #228
• [ ] Value enum Val(u64)/Default

[noppej]

Let's write here ideas for next major release:

[ ] A CLI utility, or library function, that allows searching for, and optionally downloading, the SVD file for a specific chip, from the "best quality" source.