This reverts commit 5d2a1e8d48.
5d2a1e8d48
This reverts commit bf0ccf3461.
bf0ccf3461
Walk needed to be added to NeedleMap and CompactMap, to be able to add WalkKeys and WalkValues to volume. This is needed for iterating through all the stored needles in a volume - this was dump's purpose.
<key,offset,size>