subrepo: refuse to commit subrepos if .hgsub is excluded (
issue2232)
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% set bookmark X
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* X -1:000000000000
% list bookmarks with color
[0;32m * X -1:000000000000[0m
% update to bookmark X
0 files updated, 0 files merged, 0 files removed, 0 files unresolved
% list bookmarks
* X -1:000000000000
% rename
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* Z -1:000000000000
% new bookmark Y
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* Y -1:000000000000
Z -1:000000000000
% commit
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* Y 0:719295282060
Z -1:000000000000
% delete bookmarks
% list bookmarks
no bookmarks set
% update to tip
0 files updated, 0 files merged, 0 files removed, 0 files unresolved