Make more functions source-target ready

I adapted the follwing handles_target=True functions:

• funcs.outliers.flagMVScores
• funcs.outliers.flagCrossStatistic (which should actually be named flagCrossStatistics, right?)
• funcs.drift.flagDriftFromReference

These functions are not covered by the general source-target workflow, so I implemented the following behavior:

• assert len(field) == len(target) as all of these functions seem to modify all given fields
• drop existing targets
• copy all fields to there respective targets with copyField (i.e. we preserve histories)

I hope I didn't mess up, the general functionality, but I guess a critical review would be good @luenensc .

assigned to @schaefed

added 38 commits

• 3e32754b...41aefda4 - 34 commits from branch develop
• 0b8985cb - rename test
• 65b8c574 - fixed imports
• 5cce9ced - Merge branch 'develop' into mo-targets
• 446b731a - added some function writing documentation

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changed the description

requested review from @luenensc

added 1 commit

• 7728f0b4 - black

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I went over the changes and think, everything is fine.

funcs.outliers.flagCrossStatistic (which should actually be named flagCrossStatistics, > right?)

Yes i think so. Also, mabe, we should change wording from cross to row - because thats what is happening, row-wise scoring and flagging. But i guess thats not a renaming MR.

approved this merge request

added 18 commits

• 7728f0b4...7a15bb35 - 12 commits from branch develop
• 2f12d5ac - add compatability check
• 233bbaaf - rename function flagCrossStatitic -> flagCrossStatitics
• de2434c0 - implement a generalized multi variate source-target workflow
• 2e96277c - remove function flagDriftFromScaledNorm
• 71eedcce - Merge branch 'develop' into mo-targets
• 7de7a492 - simplified functions

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added 14 commits

• 7de7a492...b09e93f4 - 12 commits from branch develop
• 9f663d6f - remove unnecessary restriction
• 060ac5b3 - Merge branch 'develop' into mo-targets

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changed milestone to %2.0.1

mentioned in commit 76ce086a

merged

mentioned in issue #279 (closed)

mentioned in commit 63b55c6d

mentioned in commit 684dc8a0

mentioned in commit 8f7a90e4