v0.11.5

Bug Fixes

• Fix composite sources returning bad data on empty by @nyurik in #1080, thanks
  to @jjcfrancisco for helping identify and debug this issue.

What's Changed

• mbtiles and martin-cp now require --on-duplicate when adding to existing mbtiles files by @nyurik
  in #1064
• New mbtiles copy --bbox ... filter to copy tiles within a bbox only by @nyurik
  in #1060
• New mbtiles copy --copy (all|tiles|metadata) flag to limit what gets copied by @nyurik
  in #1073
• Add a few aliases to mbtiles commands by @nyurik in #1063

Internal Improvements

• Lots of work on bbox vs xyz computation by @sharkAndshark and @nyurik
  in #1059, #1070
• Split Clap code from MbtilesCopier into CopyArgs by @nyurik in #1072
• Minor test snapshot cleanup by @nyurik in #1074

Full Changelog: v0.11.4...v0.11.5