annotate: pass in wdir rev and node to formatter (BC)
This is a part of the unification series. The 'ff..' hash is preferred over
None as it is a valid revision specifier.
https://www.mercurial-scm.org/wiki/GenericTemplatingPlan#Sanity_check_output
Mercurial
=========
Mercurial is a fast, easy to use, distributed revision control tool
for software developers.
Basic install::
$ make # see install targets
$ make install # do a system-wide install
$ hg debuginstall # sanity-check setup
$ hg # see help
Running without installing::
$ make local # build for inplace usage
$ ./hg --version # should show the latest version
See https://mercurial-scm.org/ for detailed installation
instructions, platform-specific notes, and Mercurial user information.