[Ohrrpgce] SVN: james/2506 Add OrphanSlice() to cleanly separate a slice from parents and siblings.

[subversion at HamsterRepublic.com]

james
2009-01-23 13:58:53 -0800 (Fri, 23 Jan 2009)
170
Add OrphanSlice() to cleanly separate a slice from parents and siblings.
Improve InsertSiblingSlice() to allow moving any slice, not just newly created unparented slices
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U   wip/slices.bas
U   wip/slices.bi