Fix warnings (Copy Impl and Shadowed lifetime)

[0xc0170]

Shadowed lifetime and copy impl, should not be any warning with the rustc from 22nd of December regarding those 2.

[0xc0170]

I can look at the other warnings, deprecated like Decodable, Encodable.

[0xc0170]

I can look at the other warnings, deprecated like Decodable, Encodable.

[bgamari]

Martin Kojtal notifications@github.com writes:

I can look at the other warnings, deprecated like Decodable, Encodable.

Thanks Martin!

[bgamari]

Martin Kojtal notifications@github.com writes:

I can look at the other warnings, deprecated like Decodable, Encodable.

Thanks Martin!

[0xc0170]

Almost all warnings should be gone (PT missing doc still present though 😆) .

Please review

Note: I remove serialization from node.rs, as I believe it does not have any use there at the moment

[0xc0170]

Almost all warnings should be gone (PT missing doc still present though 😆) .

Please review

Note: I remove serialization from node.rs, as I believe it does not have any use there at the moment

[farcaller]

LGTM

[farcaller]

LGTM