pr6.1
pr6-2
pr-6.3
pr6-fin
feature #6 PR6title (peterrehm)

Discussion
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PR6contentl1
PR6contentl2
PR6contentl3

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Commits
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- 5cfc971 pr6.1 (peterrehm)
- 227375b pr6-2 (peterrehm)
- bf3f21f pr-6.3 (peterrehm)
- 35c3aa9 pr6-fin (peterrehm)