[objc] RFC: Move the ChangeLog objc/* entries to objc/ChangeLog

[Ian Lance Taylor]

Mike Stump <mrs@apple.com> writes:

> Now, some changes, like those that _must_ be synced between the two
> sides, I think can be put into the gcc changelog, but these _should_
> be a minority of FE changes.

I think it's important to have all the changes for a particular set of
files be in the same ChangeLog.  That is, patches to f/* should always
be either in f/ChangeLog or in ChangeLog.  They shouldn't be split.

I don't really care which ChangeLog they are in, though.

Ian