* dgit: Improve error message for unknown suite, to suggest -d.
* git-debrebase: Properly reject bare dgit dsc imports
* git-debrebase: Improve some error message formatting.
+ * test suite: gdr-import-dgitview: New test for dgit dsc imports.
+ * git-debrebase: Provide new convert-from-dgit-view operation.
+ The output is, unavoidably, not very pretty. Closes:#905322.
+ * git-debrebase: New feature `scrap'. Closes:#905063.
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