Missing tags for releases 0.7.0 and 0.7.1

[paolobarbolini]

Releases 0.7.0 and 0.7.1 haven't been tagged. Could you add them?

You can find out the git commit id from:

• https://docs.rs/crate/serde_urlencoded/0.7.0/source/.cargo_vcs_info.json
• https://docs.rs/crate/serde_urlencoded/0.7.1/source/.cargo_vcs_info.json