Reflectodoro v0.15.1

Full Changelog: v0.15.0...v0.15.1

Commits

• Bump version to 0.15.1
• ui changes
• Add theme setting (Auto/Light/Dark) to Settings
• update dev plan
• Lengthen Concentration mode's break to 1 minute; add app icon redesign
• Add Concentration schedule mode and size home-screen controls to their text
• update version in package-lock