Revert "list/replace: multi regexp support"

Summary:
Warning: Missing argument 2 for RegexpFactory::__construct(),
called in /var/wwwroot/nasqueron.org/tools/lists/replace.php on line 22
and defined in /var/wwwroot/nasqueron.org/tools/lists/RegexpFactory.php on line 36

This reverts commit 804ab6fa455e5867d46c7c09d1ac2cdd31a3353a.

Reviewers: dereckson

Differential Revision: https://devcentral.nasqueron.org/D716