hgweb: support for deny_read/allow_read options
reimplementation of a patch provided by Nilton Volpato.
Folded into a single patch by Thomas Arendsen Hein.
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
removing b
created new head
% should abort
abort: crosses branches (use 'hg merge' or 'hg update -C' to discard changes)
% should succeed
abort: crosses branches (use 'hg merge' or 'hg update -C')