CRAN release 0.1.0

This version was released on CRAN.

What's Changed

• Return invisibly from ntfy_send() by @hadley in #22
• Rework env var access by @hadley in #23
• Refactor request creation by @hadley in #24
• Use error class in tests by @hadley in #25
• Move emojis.js into data-raw by @hadley in #30
• Combine the docs for ntfy_done*() by @hadley in #29
• Add some basic automated checks by @hadley in #31
• Polish tests by @hadley in #27
• Use air for formatting by @hadley in #33
• Fix image path handling by @llrs in #34

New Contributors

• @hadley made their first contribution in #22
• @llrs made their first contribution in #34

Full Changelog: v0.0.6_CRAN...v0.1.0_CRAN