import cleanups

• moved saqc.core.register._isflagged to saqc.lib.tool.isflagged
• moved saqc.core.{reader, visitor} to saqc.parsing.{reader, visitor}
• added saqc.core.frame module that acts as a bridge to out data-collection-class (currently dios.DictOfSeries)
• removed all direct imports of dios
• cleand up imports (always import from the highest possible level)
• moved SimpleScheme from saqc.core.basescheme.py to new file saqc.core.translation.simplescheme.py
• cleaned constants.py to only hold real constants

i removed all direct references to dios, to simplify maintenance of out dataclass and in preparation of the new data container

added category: imports cleanup/refactoring labels

requested review from @schaefed

assigned to @palmb

added 1 commit

• 2a79b642 - black, isort (🤦), reuse (:double-facepalm:)

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added 1 commit

• 3119a285 - black, isort (🤦), reuse (🤦 🤦 🤦)

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added 1 commit

• 208036d1 - black pain everywhere

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added 1 commit

• dc27b94f - fixed missing translation scheme imports

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As the MR is rather large and changes are mostly limited to moves and imports, I'll comment on the description only.

added 3 commits

• c56ffc67 - fixes
• 5a424893 - fix doctest
• eef4a518 - balckified

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resolved all threads

added 5 commits

• eef4a518...a4776fed - 4 commits from branch develop
• f74421cf - Merge branch 'develop' into 'data_class_import'

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added 1 commit

• 1741ee92 - undo f*8cdjcndjkskjjbkj hrmmmf

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enabled an automatic merge when the pipeline for 1741ee92 succeeds

merged

mentioned in commit 7c2a5365