v0.9.0

Changelog

• d2aec14 Add tag name and more traversal methods (#73)
• 63e8d0d Bump version in install script
• 175cb07 Change cache backend from sqlite to bbolt
• 26a033b Generate random user agent when non is provided (#76)
• 7b5da87 Update README.md
• 54a8ea0 Update js.go (#71)
• 653be45 fix user agent formatting