commands: more informative description of "!" files in status
This makes the description more similar to the one used by Subversion.
Suggestion by Dennis Brakhane.
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
0 files, 0 changesets, 0 total revisions
00changelog.i
requires
store
updating working directory
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
0 files, 0 changesets, 0 total revisions
00changelog.i
branch
dirstate
hgrc
requires
store