10446 ----- ar 315 UIManagerization. Replaces all the trivial references to PopUpMenu, SelectionMenu, CustomMenu, and FillInTheBlank. ar 314 Add a revert item to the patches menu so that local changes can be reverted after diffing to a repository. Useful to weed out intermediate changes that turn out to have no impact after all. bf 316 - sort class vars and pools (merging Eliot s and my fixes) bf 317 - deal with nil user/password in MCHttpRepository - bf 318 - store and read preambles/postscripts in textual source, too - show preambles/postscripts when browsing a snapshot rkrk 319 Making shortcuts work in the MCPatchBrowser tfel.320 Adapt a test-case to reality - In the MCSnapshotBrowser, when we have abolutely nothing selected, we don t want to see an empty string, instead we see the packages scripts or, in the testcase, the info that this package doesn t define any scripts