Clock colors

• added multiple color themes for the main clock.
• color themes are read from a json file, so people can customize their clock
• last selected theme is saved in the clock.json so it's persistent

added 1 commit

• e9d10969 - make linter happy

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added 1 commit

• 3150c8b3 - make linter happy

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Looks good to me! Thanks for keeping our codebase clean.

However, I'm only a bot - so a human will still have to approve this request.

merged

mentioned in commit 010f7ac4