zsh_completion: adjust usage of common options
addremove, remove and serve accept -S/--subrepos, and purge actually doesn't.
qnew accepts -I/--include and -X/--exclude.
qrefresh accepts -D/--currentdate, -U/--currentuser, -d/--date and -u/--user.
rebase accepts -n/--dry-run.
Differential Revision: https://phab.mercurial-scm.org/D4360
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.