localrepo: only use 'bookmarksinstore' requirement if we have 'store'
This adds check that whether we have the 'store' requirement or not. If we don't
have that, we skip adding the 'bookmarksinstore' requirement and warn user about
it.
Differential Revision: https://phab.mercurial-scm.org/D8771
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.