bug#15108: [Patch] Updated package dependencies

[Drew Adams]

> I've tested it most recently bzr trunk revision 115470. All the ways to
> specify dependencies work as described before:
> 
> ;; Package-Requires: foo
> ;; Package-Requires: (foo bar)
> ;; Package-Requires: (foo (baz "1.1.0") bar)
> ;; Package-Requires: (baz "1.1.0")

Those are not all of the ways.  Most of my libraries use this way:

;; Package-Requires: ()

And most of the others (of mine) use this way (perhaps covered by
your 3rd, perhaps not, depending on your spec):

;; Package-Requires: ((fit-frame "0"))

See also bug #14941 (still unanswered, so far).