Rev 1417: Move Branch.unknowns() to WorkingTree. in /home/robertc/source/baz/checkout

------------------------------------------------------------
revno: 1417
revision-id: robertc at robertcollins.net-20051117222954-3404028201eaabd7
parent: robertc at robertcollins.net-20051117215555-035e7347e08eb7c9
committer: Robert Collins <robertc at robertcollins.net>
timestamp: Fri 2005-11-18 09:29:54 +1100
message:
  Move Branch.unknowns() to WorkingTree.
modified:
  NEWS                           NEWS-20050323055033-4e00b5db738777ff
  bzrlib/branch.py               branch.py-20050309040759-e4baf4e0d046576e
  bzrlib/builtins.py             builtins.py-20050830033751-fc01482b9ca23183
  bzrlib/commit.py               commit.py-20050511101309-79ec1a0168e0e825
  bzrlib/selftest/blackbox.py    blackbox.py-20050620052131-a7370d756399f615
  bzrlib/selftest/testworkingtree.py testworkingtree.py-20051004024258-b88d0fe8f101d468
  bzrlib/selftest/versioning.py  versioning.py-20050622071821-3ddf5e2e5e93c602
  bzrlib/selftest/whitebox.py    whitebox.py-20050530064534-a063aafb4a0a3a04
  bzrlib/workingtree.py          workingtree.py-20050511021032-29b6ec0a681e02e3