manpage: Fix English

While I was looking at the above man page changes I thought I'd review
the rest of it. So here are some more English fixes for the cmap_keys.8
man page

Signed-off-by: Christine Caulfield <ccaulfie@redhat.com>
Reviewed-by: Jan Friesse <jfriesse@redhat.com>
Store configuration values used by totem to cmap

Some totem configuration values (like token, consensus, ...) are ether
computed or default value is used. It's hard to find out, what
value is really used.

Solution is to store values in cmap.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
Reviewed-by: Christine Caulfield <ccaulfie@redhat.com>
man page: Improve description of token timeout

With introduction of token_coefficient, token timeout defined in
configuration file may be no longer reflect real token timeout, what may
be confusing.

Enhanced description hopefully fix that.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
Reviewed-by: Christine Caulfield <ccaulfie@redhat.com>