Resolve "Fix timezone handling with substitutions/amend dialog"

Closes #250 (closed)

added part::backend part::frontend type::bug labels

added 2 commits

• 3d00d7ee - Remove special time handling
• 259a3470 - Supply datetimes as utc

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added 1 commit

• 71ee4e7a - Drop unused import

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added 17 commits

• 71ee4e7a...3211fca8 - 14 commits from branch master
• d08c63d2 - Remove special time handling
• fdbc1b63 - Supply datetimes as utc
• 0887f42c - Drop unused import

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marked this merge request as ready

added 1 commit

• a2115e41 - Drop unused import

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merged

mentioned in commit 5d4676ce