Merge branch 'jn/pager-lv-default-env'

Just like we give a reasonable default for "less" via the LESS
environment variable, specify a reasonable default for "lv" via the
"LV" environment variable when spawning the pager.

* jn/pager-lv-default-env:
  pager: set LV=-c alongside LESS=FRSX

perl/Git/SVN/Log.pm

@@ -117,6 +117,7 @@ sub run_pager {
 	}
 	open STDIN, '<&', $rfd or fatal "Can't redirect stdin: $!";
 	$ENV{LESS} ||= 'FRSX';
+	$ENV{LV} ||= '-c';
 	exec $pager or fatal "Can't run pager: $! ($pager)";
 }