consistency: use REV instead of REVISION

hgext/gpg.py

@@ -164,7 +164,7 b' def sigs(ui, repo):'
             r = "%5d:%s" % (rev, hgnode.hex(repo.changelog.node(rev)))
             ui.write("%-30s %s\n" % (keystr(ui, k), r))
 
-@command("sigcheck", [], _('hg sigcheck REVISION'))
+@command("sigcheck", [], _('hg sigcheck REV'))
 def check(ui, repo, rev):
     """verify all the signatures there may be for a particular revision"""
     mygpg = newgpg(ui)
@@ -206,7 +206,7 b' def keystr(ui, key):'
           ('m', 'message', '',
            _('commit message'), _('TEXT')),
          ] + commands.commitopts2,
-         _('hg sign [OPTION]... [REVISION]...'))
+         _('hg sign [OPTION]... [REV]...'))
 def sign(ui, repo, *revs, **opts):
     """add a signature for the current or given revision
 

hgext/transplant.py

@@ -535,7 +535,7 b' def transplant(ui, repo, *revs, **opts):'
     transplanted, otherwise you will be prompted to select the
     changesets you want.
 
-    :hg:`transplant --branch REVISION --all` will transplant the
+    :hg:`transplant --branch REV --all` will transplant the
     selected branch (up to the named revision) onto your current
     working directory.
 

mercurial/commands.py

@@ -2608,7 +2608,7 b' def forget(ui, repo, *pats, **opts):'
      ('U', 'currentuser', False,
       _('record the current user as committer'), _('DATE'))]
     + commitopts2 + mergetoolopts  + dryrunopts,
-    _('[OPTION]... REVISION...'))
+    _('[OPTION]... REV...'))
 def graft(ui, repo, *revs, **opts):
     '''copy changes from other branches onto the current branch