help: remove now-redundant pointer to revsets help
"hg help revisions" and "hg help revsets" now point to the same text,
so drop the revsets reference.
--- a/mercurial/commands.py Sat Jan 07 23:35:35 2017 -0500
+++ b/mercurial/commands.py Thu Jan 12 11:52:05 2017 -0800
@@ -3370,8 +3370,7 @@
hg log -r "sort(all(), date)"
- See :hg:`help revisions` and :hg:`help revsets` for more about
- specifying revisions.
+ See :hg:`help revisions` for more about specifying revisions.
Returns 0 on successful completion.
'''
@@ -4580,8 +4579,8 @@
See :hg:`help dates` for a list of formats valid for -d/--date.
- See :hg:`help revisions` and :hg:`help revsets` for more about
- specifying and ordering revisions.
+ See :hg:`help revisions` for more about specifying and ordering
+ revisions.
See :hg:`help templates` for more about pre-packaged styles and
specifying custom templates.