[MERGE] No longer propogate index differences automatically.

[Aaron Bentley]

Aaron Bentley has voted approve.
Status is now: Approved
Comment:
As Robert points out, the current behavior scales linearly with the 
number of versions, and this is unacceptable.  Removing these fixups 
will not cause problems with the existing repos, so I think it is 
acceptable to defer them for a manual reconcile operation.

For details, see: 
http://bundlebuggy.aaronbentley.com/request/%3C1190179026.7223.29.camel%40lifeless-64%3E