abort when using 'update -m' and this is not a merge
add more testcases for updating with local changes
requesting all changesadding changesetsadding manifestsadding file changesadded 1 changesets with 1 changes to 1 fileschecking changesetschecking manifestscrosschecking files in changesets and manifestschecking files1 files, 1 changesets, 1 total revisions