Release v0.9.0

What's Changed

• all: bump x/net and other deps by @sbinet in #20

Full Changelog: v0.8.0...v0.9.0

Release v0.8.0

What's Changed

• Go 1.18 by @sbinet in #18

Full Changelog: v0.7.2...v0.8.0

Release v0.7.1

roots: add support n-th degree polynomial (n>4)

Release v0.7.0

roots: first import of a roots-finding package