Version 1.12.0

What's Changed

• Fix bug that resulted in ncores being at most 8 by @darafferty in #240
• rmsimage negative rms fallback, fixes #215 by @mhardcastle in #242
• Fix outdir being ignored by @darafferty in #244
• Fix unintended removal of handlers from the root logger by @darafferty in #245
• Fix issue that occurred when checking for the presence of SED fits in show_fit by @darafferty in #243
• Update changelog and whats_new by @gmloose in #248

Full Changelog: v1.11.1...v1.12.0

Note: This will be the last version supporting Python 3.8