v1.3.0

What's Changed

Lint & documentation improvements. Validated that all upstream improvements (v4.7.0) were already included.

• Update README.md with new URL by @tstromberg in #16
• fix remaining renames of retry-go -> retry by @tstromberg in #17
• README improvements by @tstromberg in #18

Full Changelog: v1.2.0...v1.3.0