v0.11.0

Changelog

• 1a5ea81: Use GitHub changelogs in the future (@sethvargo)
• 12c8b7b: Add slightly more debug logs (@sethvargo)
• 4c71122: Fix misallocated slice (#120) (@sethvargo)
• 59b043b: Add concurrency options and handle retries (#125) (@sethvargo)