Update to pagespeed_automatic.ca more symbols + symbol renaming

This make it possible to build w/o disabling SSL, makes us need
less extra .a + .cc files, but does mean that APR can't be used
directly (since it got renamed), so just use PosixTimer where it was
used.
Fix flakey test

It doesn't make sense to fetch_until the uncombined URL and then
grep for combined one: you might just get entirely unoptimized
output and fail the test. Instead wait for the combining to happen,
and make sure it combined the right # of things.
Port over ModPagespeed r3635: RespectXForwardedProto is vhost-scope
Merge pull request #571 from morlovich/morlovich-trunk-tracking-20131125

Trunk tracking update for up to r3646